Home / 132,385.91-198,516.47-48,086.62

Finding the Fourth Proportional to 132,385.91, 198,516.47 and 48,086.62

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Solution

The fourth proportional to 132,385.91, 198,516.47 and 48,086.62 is: 72,107.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,385.91 : 198,516.47 = 48,086.62 : x
  2. Step 2: Convert to fraction form
    132,385.91/198,516.47 = 48,086.62/x
  3. Step 3: Cross multiply
    132,385.91x = 198,516.47 × 48,086.62
  4. Step 4: Simplify right side
    132,385.91x = 9,545,985,319.91
  5. Step 5: Solve for x
    x = 9,545,985,319.91/132,385.91
  6. Step 6: Final answer
    x = 72,107.26

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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.