Home / 71,233.20-106,874.58-26,872.74

Finding the Fourth Proportional to 71,233.20, 106,874.58 and 26,872.74

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Solution

The fourth proportional to 71,233.20, 106,874.58 and 26,872.74 is: 40,318.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,233.20 : 106,874.58 = 26,872.74 : x
  2. Step 2: Convert to fraction form
    71,233.20/106,874.58 = 26,872.74/x
  3. Step 3: Cross multiply
    71,233.20x = 106,874.58 × 26,872.74
  4. Step 4: Simplify right side
    71,233.20x = 2,872,012,800.95
  5. Step 5: Solve for x
    x = 2,872,012,800.95/71,233.20
  6. Step 6: Final answer
    x = 40,318.46

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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.