Home / 42,189.96-58,220.40-24,285.60

Finding the Fourth Proportional to 42,189.96, 58,220.40 and 24,285.60

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Solution

The fourth proportional to 42,189.96, 58,220.40 and 24,285.60 is: 33,513.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,189.96 : 58,220.40 = 24,285.60 : x
  2. Step 2: Convert to fraction form
    42,189.96/58,220.40 = 24,285.60/x
  3. Step 3: Cross multiply
    42,189.96x = 58,220.40 × 24,285.60
  4. Step 4: Simplify right side
    42,189.96x = 1,413,917,346.24
  5. Step 5: Solve for x
    x = 1,413,917,346.24/42,189.96
  6. Step 6: Final answer
    x = 33,513.12

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Half scale
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Double scale
Find fourth proportional to 42,190.96, 58,221.78 and 24,286.60
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.