Home / 102,654.20-153,966.90-32,540.60

Finding the Fourth Proportional to 102,654.20, 153,966.90 and 32,540.60

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Solution

The fourth proportional to 102,654.20, 153,966.90 and 32,540.60 is: 48,806.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,654.20 : 153,966.90 = 32,540.60 : x
  2. Step 2: Convert to fraction form
    102,654.20/153,966.90 = 32,540.60/x
  3. Step 3: Cross multiply
    102,654.20x = 153,966.90 × 32,540.60
  4. Step 4: Simplify right side
    102,654.20x = 5,010,175,306.14
  5. Step 5: Solve for x
    x = 5,010,175,306.14/102,654.20
  6. Step 6: Final answer
    x = 48,806.34

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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.