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Finding the Fourth Proportional to 123,737.76, 185,615.15 and 39,504.24

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Solution

The fourth proportional to 123,737.76, 185,615.15 and 39,504.24 is: 59,259.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,737.76 : 185,615.15 = 39,504.24 : x
  2. Step 2: Convert to fraction form
    123,737.76/185,615.15 = 39,504.24/x
  3. Step 3: Cross multiply
    123,737.76x = 185,615.15 × 39,504.24
  4. Step 4: Simplify right side
    123,737.76x = 7,332,585,235.71
  5. Step 5: Solve for x
    x = 7,332,585,235.71/123,737.76
  6. Step 6: Final answer
    x = 59,259.08

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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.