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Finding the Fourth Proportional to 60,118.29, 82,927.03 and 39,700.52

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Solution

The fourth proportional to 60,118.29, 82,927.03 and 39,700.52 is: 54,762.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,118.29 : 82,927.03 = 39,700.52 : x
  2. Step 2: Convert to fraction form
    60,118.29/82,927.03 = 39,700.52/x
  3. Step 3: Cross multiply
    60,118.29x = 82,927.03 × 39,700.52
  4. Step 4: Simplify right side
    60,118.29x = 3,292,246,213.06
  5. Step 5: Solve for x
    x = 3,292,246,213.06/60,118.29
  6. Step 6: Final answer
    x = 54,762.81

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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.