Home / 98,034.39-147,065.36-38,876.04

Finding the Fourth Proportional to 98,034.39, 147,065.36 and 38,876.04

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Solution

The fourth proportional to 98,034.39, 147,065.36 and 38,876.04 is: 58,319.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,034.39 : 147,065.36 = 38,876.04 : x
  2. Step 2: Convert to fraction form
    98,034.39/147,065.36 = 38,876.04/x
  3. Step 3: Cross multiply
    98,034.39x = 147,065.36 × 38,876.04
  4. Step 4: Simplify right side
    98,034.39x = 5,717,318,817.97
  5. Step 5: Solve for x
    x = 5,717,318,817.97/98,034.39
  6. Step 6: Final answer
    x = 58,319.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.