Home / 69,337.60-95,685.90-39,129.32

Finding the Fourth Proportional to 69,337.60, 95,685.90 and 39,129.32

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Solution

The fourth proportional to 69,337.60, 95,685.90 and 39,129.32 is: 53,998.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,337.60 : 95,685.90 = 39,129.32 : x
  2. Step 2: Convert to fraction form
    69,337.60/95,685.90 = 39,129.32/x
  3. Step 3: Cross multiply
    69,337.60x = 95,685.90 × 39,129.32
  4. Step 4: Simplify right side
    69,337.60x = 3,744,124,200.59
  5. Step 5: Solve for x
    x = 3,744,124,200.59/69,337.60
  6. Step 6: Final answer
    x = 53,998.47

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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.