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Finding the Fourth Proportional to 88,330, 132,462.60 and 29,148.16

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Solution

The fourth proportional to 88,330, 132,462.60 and 29,148.16 is: 43,711.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,330 : 132,462.60 = 29,148.16 : x
  2. Step 2: Convert to fraction form
    88,330/132,462.60 = 29,148.16/x
  3. Step 3: Cross multiply
    88,330x = 132,462.60 × 29,148.16
  4. Step 4: Simplify right side
    88,330x = 3,861,041,058.82
  5. Step 5: Solve for x
    x = 3,861,041,058.82/88,330
  6. Step 6: Final answer
    x = 43,711.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.