Home / 153,301.14-229,691.70-108,705.78

Finding the Fourth Proportional to 153,301.14, 229,691.70 and 108,705.78

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Solution

The fourth proportional to 153,301.14, 229,691.70 and 108,705.78 is: 162,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,301.14 : 229,691.70 = 108,705.78 : x
  2. Step 2: Convert to fraction form
    153,301.14/229,691.70 = 108,705.78/x
  3. Step 3: Cross multiply
    153,301.14x = 229,691.70 × 108,705.78
  4. Step 4: Simplify right side
    153,301.14x = 24,968,815,408.03
  5. Step 5: Solve for x
    x = 24,968,815,408.03/153,301.14
  6. Step 6: Final answer
    x = 162,874.30

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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.