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Finding the Fourth Proportional to 132,507.29, 198,762.10 and 37,737.39

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Solution

The fourth proportional to 132,507.29, 198,762.10 and 37,737.39 is: 56,606.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,507.29 : 198,762.10 = 37,737.39 : x
  2. Step 2: Convert to fraction form
    132,507.29/198,762.10 = 37,737.39/x
  3. Step 3: Cross multiply
    132,507.29x = 198,762.10 × 37,737.39
  4. Step 4: Simplify right side
    132,507.29x = 7,500,762,790.58
  5. Step 5: Solve for x
    x = 7,500,762,790.58/132,507.29
  6. Step 6: Final answer
    x = 56,606.42

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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.