Home / 80,732.66-121,084.68-24,559.16

Finding the Fourth Proportional to 80,732.66, 121,084.68 and 24,559.16

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Solution

The fourth proportional to 80,732.66, 121,084.68 and 24,559.16 is: 36,834.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,732.66 : 121,084.68 = 24,559.16 : x
  2. Step 2: Convert to fraction form
    80,732.66/121,084.68 = 24,559.16/x
  3. Step 3: Cross multiply
    80,732.66x = 121,084.68 × 24,559.16
  4. Step 4: Simplify right side
    80,732.66x = 2,973,738,029.67
  5. Step 5: Solve for x
    x = 2,973,738,029.67/80,732.66
  6. Step 6: Final answer
    x = 36,834.39

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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.