Home / 39,397.75-54,359.20-25,269.73

Finding the Fourth Proportional to 39,397.75, 54,359.20 and 25,269.73

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Solution

The fourth proportional to 39,397.75, 54,359.20 and 25,269.73 is: 34,866.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,397.75 : 54,359.20 = 25,269.73 : x
  2. Step 2: Convert to fraction form
    39,397.75/54,359.20 = 25,269.73/x
  3. Step 3: Cross multiply
    39,397.75x = 54,359.20 × 25,269.73
  4. Step 4: Simplify right side
    39,397.75x = 1,373,642,202.71
  5. Step 5: Solve for x
    x = 1,373,642,202.71/39,397.75
  6. Step 6: Final answer
    x = 34,866.01

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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.