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Finding the Fourth Proportional to 73,173.24, 100,862.28 and 59,721.39

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Solution

The fourth proportional to 73,173.24, 100,862.28 and 59,721.39 is: 82,320.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,173.24 : 100,862.28 = 59,721.39 : x
  2. Step 2: Convert to fraction form
    73,173.24/100,862.28 = 59,721.39/x
  3. Step 3: Cross multiply
    73,173.24x = 100,862.28 × 59,721.39
  4. Step 4: Simplify right side
    73,173.24x = 6,023,635,560.17
  5. Step 5: Solve for x
    x = 6,023,635,560.17/73,173.24
  6. Step 6: Final answer
    x = 82,320.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.