Home / 68,972.82-103,546.80-58,650.18

Finding the Fourth Proportional to 68,972.82, 103,546.80 and 58,650.18

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Solution

The fourth proportional to 68,972.82, 103,546.80 and 58,650.18 is: 88,049.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,972.82 : 103,546.80 = 58,650.18 : x
  2. Step 2: Convert to fraction form
    68,972.82/103,546.80 = 58,650.18/x
  3. Step 3: Cross multiply
    68,972.82x = 103,546.80 × 58,650.18
  4. Step 4: Simplify right side
    68,972.82x = 6,073,038,458.42
  5. Step 5: Solve for x
    x = 6,073,038,458.42/68,972.82
  6. Step 6: Final answer
    x = 88,049.73

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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.