Home / 79,665.92-119,479.04-24,261.12

Finding the Fourth Proportional to 79,665.92, 119,479.04 and 24,261.12

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Solution

The fourth proportional to 79,665.92, 119,479.04 and 24,261.12 is: 36,385.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,665.92 : 119,479.04 = 24,261.12 : x
  2. Step 2: Convert to fraction form
    79,665.92/119,479.04 = 24,261.12/x
  3. Step 3: Cross multiply
    79,665.92x = 119,479.04 × 24,261.12
  4. Step 4: Simplify right side
    79,665.92x = 2,898,695,326.92
  5. Step 5: Solve for x
    x = 2,898,695,326.92/79,665.92
  6. Step 6: Final answer
    x = 36,385.64

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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.