Home / 96,819.11-145,285.50-40,654.89

Finding the Fourth Proportional to 96,819.11, 145,285.50 and 40,654.89

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Solution

The fourth proportional to 96,819.11, 145,285.50 and 40,654.89 is: 61,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,819.11 : 145,285.50 = 40,654.89 : x
  2. Step 2: Convert to fraction form
    96,819.11/145,285.50 = 40,654.89/x
  3. Step 3: Cross multiply
    96,819.11x = 145,285.50 × 40,654.89
  4. Step 4: Simplify right side
    96,819.11x = 5,906,566,021.10
  5. Step 5: Solve for x
    x = 5,906,566,021.10/96,819.11
  6. Step 6: Final answer
    x = 61,006.20

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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.