Home / 159,635.91-239,292.17-103,511.62

Finding the Fourth Proportional to 159,635.91, 239,292.17 and 103,511.62

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Solution

The fourth proportional to 159,635.91, 239,292.17 and 103,511.62 is: 155,162.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,635.91 : 239,292.17 = 103,511.62 : x
  2. Step 2: Convert to fraction form
    159,635.91/239,292.17 = 103,511.62/x
  3. Step 3: Cross multiply
    159,635.91x = 239,292.17 × 103,511.62
  4. Step 4: Simplify right side
    159,635.91x = 24,769,520,921.99
  5. Step 5: Solve for x
    x = 24,769,520,921.99/159,635.91
  6. Step 6: Final answer
    x = 155,162.58

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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.