Home / 42,188.76-58,220.10-23,326.02

Finding the Fourth Proportional to 42,188.76, 58,220.10 and 23,326.02

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Solution

The fourth proportional to 42,188.76, 58,220.10 and 23,326.02 is: 32,189.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,188.76 : 58,220.10 = 23,326.02 : x
  2. Step 2: Convert to fraction form
    42,188.76/58,220.10 = 23,326.02/x
  3. Step 3: Cross multiply
    42,188.76x = 58,220.10 × 23,326.02
  4. Step 4: Simplify right side
    42,188.76x = 1,358,043,217.00
  5. Step 5: Solve for x
    x = 1,358,043,217.00/42,188.76
  6. Step 6: Final answer
    x = 32,189.69

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Half scale
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Double scale
Find fourth proportional to 42,189.76, 58,221.48 and 23,327.02
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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.