Home / 89,732.31-123,830.60-52,028.43

Finding the Fourth Proportional to 89,732.31, 123,830.60 and 52,028.43

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Solution

The fourth proportional to 89,732.31, 123,830.60 and 52,028.43 is: 71,799.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,732.31 : 123,830.60 = 52,028.43 : x
  2. Step 2: Convert to fraction form
    89,732.31/123,830.60 = 52,028.43/x
  3. Step 3: Cross multiply
    89,732.31x = 123,830.60 × 52,028.43
  4. Step 4: Simplify right side
    89,732.31x = 6,442,711,443.82
  5. Step 5: Solve for x
    x = 6,442,711,443.82/89,732.31
  6. Step 6: Final answer
    x = 71,799.24

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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.