Home / 181,451.73-250,375.92-103,915.32

Finding the Fourth Proportional to 181,451.73, 250,375.92 and 103,915.32

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Solution

The fourth proportional to 181,451.73, 250,375.92 and 103,915.32 is: 143,387.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,451.73 : 250,375.92 = 103,915.32 : x
  2. Step 2: Convert to fraction form
    181,451.73/250,375.92 = 103,915.32/x
  3. Step 3: Cross multiply
    181,451.73x = 250,375.92 × 103,915.32
  4. Step 4: Simplify right side
    181,451.73x = 26,017,893,222.68
  5. Step 5: Solve for x
    x = 26,017,893,222.68/181,451.73
  6. Step 6: Final answer
    x = 143,387.41

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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.