Home / 62,872.11-86,761.78-34,577.82

Finding the Fourth Proportional to 62,872.11, 86,761.78 and 34,577.82

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Solution

The fourth proportional to 62,872.11, 86,761.78 and 34,577.82 is: 47,716.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,872.11 : 86,761.78 = 34,577.82 : x
  2. Step 2: Convert to fraction form
    62,872.11/86,761.78 = 34,577.82/x
  3. Step 3: Cross multiply
    62,872.11x = 86,761.78 × 34,577.82
  4. Step 4: Simplify right side
    62,872.11x = 3,000,033,125.28
  5. Step 5: Solve for x
    x = 3,000,033,125.28/62,872.11
  6. Step 6: Final answer
    x = 47,716.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.