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Finding the Fourth Proportional to 59,957,843.60, 89,881,655.16 and 21,609,972.56

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Solution

The fourth proportional to 59,957,843.60, 89,881,655.16 and 21,609,972.56 is: 32,395,096.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,957,843.60 : 89,881,655.16 = 21,609,972.56 : x
  2. Step 2: Convert to fraction form
    59,957,843.60/89,881,655.16 = 21,609,972.56/x
  3. Step 3: Cross multiply
    59,957,843.60x = 89,881,655.16 × 21,609,972.56
  4. Step 4: Simplify right side
    59,957,843.60x = 1,942,340,101,654,982.25
  5. Step 5: Solve for x
    x = 1,942,340,101,654,982.25/59,957,843.60
  6. Step 6: Final answer
    x = 32,395,096.04

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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.