Home / 132,385.98-198,582.33-38,894.70

Finding the Fourth Proportional to 132,385.98, 198,582.33 and 38,894.70

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Solution

The fourth proportional to 132,385.98, 198,582.33 and 38,894.70 is: 58,343.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,385.98 : 198,582.33 = 38,894.70 : x
  2. Step 2: Convert to fraction form
    132,385.98/198,582.33 = 38,894.70/x
  3. Step 3: Cross multiply
    132,385.98x = 198,582.33 × 38,894.70
  4. Step 4: Simplify right side
    132,385.98x = 7,723,800,150.65
  5. Step 5: Solve for x
    x = 7,723,800,150.65/132,385.98
  6. Step 6: Final answer
    x = 58,343.04

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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.