Home / 89,848.14-123,990.99-49,562.97

Finding the Fourth Proportional to 89,848.14, 123,990.99 and 49,562.97

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Solution

The fourth proportional to 89,848.14, 123,990.99 and 49,562.97 is: 68,397.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,848.14 : 123,990.99 = 49,562.97 : x
  2. Step 2: Convert to fraction form
    89,848.14/123,990.99 = 49,562.97/x
  3. Step 3: Cross multiply
    89,848.14x = 123,990.99 × 49,562.97
  4. Step 4: Simplify right side
    89,848.14x = 6,145,361,717.64
  5. Step 5: Solve for x
    x = 6,145,361,717.64/89,848.14
  6. Step 6: Final answer
    x = 68,397.21

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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.