Home / 76,668.10-115,002.15-24,082.90

Finding the Fourth Proportional to 76,668.10, 115,002.15 and 24,082.90

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Solution

The fourth proportional to 76,668.10, 115,002.15 and 24,082.90 is: 36,124.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,668.10 : 115,002.15 = 24,082.90 : x
  2. Step 2: Convert to fraction form
    76,668.10/115,002.15 = 24,082.90/x
  3. Step 3: Cross multiply
    76,668.10x = 115,002.15 × 24,082.90
  4. Step 4: Simplify right side
    76,668.10x = 2,769,585,278.24
  5. Step 5: Solve for x
    x = 2,769,585,278.24/76,668.10
  6. Step 6: Final answer
    x = 36,124.35

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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.