Home / 57,447.60-86,136.12-22,346.40

Finding the Fourth Proportional to 57,447.60, 86,136.12 and 22,346.40

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Solution

The fourth proportional to 57,447.60, 86,136.12 and 22,346.40 is: 33,505.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,447.60 : 86,136.12 = 22,346.40 : x
  2. Step 2: Convert to fraction form
    57,447.60/86,136.12 = 22,346.40/x
  3. Step 3: Cross multiply
    57,447.60x = 86,136.12 × 22,346.40
  4. Step 4: Simplify right side
    57,447.60x = 1,924,832,191.97
  5. Step 5: Solve for x
    x = 1,924,832,191.97/57,447.60
  6. Step 6: Final answer
    x = 33,505.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.