Home / 71,068.50-106,603.29-24,321.78

Finding the Fourth Proportional to 71,068.50, 106,603.29 and 24,321.78

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Solution

The fourth proportional to 71,068.50, 106,603.29 and 24,321.78 is: 36,482.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,068.50 : 106,603.29 = 24,321.78 : x
  2. Step 2: Convert to fraction form
    71,068.50/106,603.29 = 24,321.78/x
  3. Step 3: Cross multiply
    71,068.50x = 106,603.29 × 24,321.78
  4. Step 4: Simplify right side
    71,068.50x = 2,592,781,766.66
  5. Step 5: Solve for x
    x = 2,592,781,766.66/71,068.50
  6. Step 6: Final answer
    x = 36,482.85

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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.