Home / 76,761.18-115,074.09-32,363.73

Finding the Fourth Proportional to 76,761.18, 115,074.09 and 32,363.73

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Solution

The fourth proportional to 76,761.18, 115,074.09 and 32,363.73 is: 48,517.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,761.18 : 115,074.09 = 32,363.73 : x
  2. Step 2: Convert to fraction form
    76,761.18/115,074.09 = 32,363.73/x
  3. Step 3: Cross multiply
    76,761.18x = 115,074.09 × 32,363.73
  4. Step 4: Simplify right side
    76,761.18x = 3,724,226,778.76
  5. Step 5: Solve for x
    x = 3,724,226,778.76/76,761.18
  6. Step 6: Final answer
    x = 48,517.06

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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.