Home / 96,479.20-144,666.78-29,890.72

Finding the Fourth Proportional to 96,479.20, 144,666.78 and 29,890.72

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Solution

The fourth proportional to 96,479.20, 144,666.78 and 29,890.72 is: 44,819.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,479.20 : 144,666.78 = 29,890.72 : x
  2. Step 2: Convert to fraction form
    96,479.20/144,666.78 = 29,890.72/x
  3. Step 3: Cross multiply
    96,479.20x = 144,666.78 × 29,890.72
  4. Step 4: Simplify right side
    96,479.20x = 4,324,194,214.28
  5. Step 5: Solve for x
    x = 4,324,194,214.28/96,479.20
  6. Step 6: Final answer
    x = 44,819.96

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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.