Home / 179,370.38-247,531.12-103,962.62

Finding the Fourth Proportional to 179,370.38, 247,531.12 and 103,962.62

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Solution

The fourth proportional to 179,370.38, 247,531.12 and 103,962.62 is: 143,468.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,370.38 : 247,531.12 = 103,962.62 : x
  2. Step 2: Convert to fraction form
    179,370.38/247,531.12 = 103,962.62/x
  3. Step 3: Cross multiply
    179,370.38x = 247,531.12 × 103,962.62
  4. Step 4: Simplify right side
    179,370.38x = 25,733,982,269.17
  5. Step 5: Solve for x
    x = 25,733,982,269.17/179,370.38
  6. Step 6: Final answer
    x = 143,468.41

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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.