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Finding the Fourth Proportional to 101,502.60, 152,166.42 and 48,839.64

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Solution

The fourth proportional to 101,502.60, 152,166.42 and 48,839.64 is: 73,217.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,502.60 : 152,166.42 = 48,839.64 : x
  2. Step 2: Convert to fraction form
    101,502.60/152,166.42 = 48,839.64/x
  3. Step 3: Cross multiply
    101,502.60x = 152,166.42 × 48,839.64
  4. Step 4: Simplify right side
    101,502.60x = 7,431,753,172.89
  5. Step 5: Solve for x
    x = 7,431,753,172.89/101,502.60
  6. Step 6: Final answer
    x = 73,217.37

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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.