Home / 80,732.31-121,113.45-24,577.44

Finding the Fourth Proportional to 80,732.31, 121,113.45 and 24,577.44

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Solution

The fourth proportional to 80,732.31, 121,113.45 and 24,577.44 is: 36,870.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,732.31 : 121,113.45 = 24,577.44 : x
  2. Step 2: Convert to fraction form
    80,732.31/121,113.45 = 24,577.44/x
  3. Step 3: Cross multiply
    80,732.31x = 121,113.45 × 24,577.44
  4. Step 4: Simplify right side
    80,732.31x = 2,976,658,550.57
  5. Step 5: Solve for x
    x = 2,976,658,550.57/80,732.31
  6. Step 6: Final answer
    x = 36,870.72

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1.5x scale

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.