Home / 42,181.96-58,214.58-23,322.76

Finding the Fourth Proportional to 42,181.96, 58,214.58 and 23,322.76

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Solution

The fourth proportional to 42,181.96, 58,214.58 and 23,322.76 is: 32,187.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,181.96 : 58,214.58 = 23,322.76 : x
  2. Step 2: Convert to fraction form
    42,181.96/58,214.58 = 23,322.76/x
  3. Step 3: Cross multiply
    42,181.96x = 58,214.58 × 23,322.76
  4. Step 4: Simplify right side
    42,181.96x = 1,357,724,677.84
  5. Step 5: Solve for x
    x = 1,357,724,677.84/42,181.96
  6. Step 6: Final answer
    x = 32,187.33

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Half scale
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Double scale
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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.