Home / 154,766.20-232,149.30-76,034.20

Finding the Fourth Proportional to 154,766.20, 232,149.30 and 76,034.20

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Solution

The fourth proportional to 154,766.20, 232,149.30 and 76,034.20 is: 114,051.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,766.20 : 232,149.30 = 76,034.20 : x
  2. Step 2: Convert to fraction form
    154,766.20/232,149.30 = 76,034.20/x
  3. Step 3: Cross multiply
    154,766.20x = 232,149.30 × 76,034.20
  4. Step 4: Simplify right side
    154,766.20x = 17,651,286,306.06
  5. Step 5: Solve for x
    x = 17,651,286,306.06/154,766.20
  6. Step 6: Final answer
    x = 114,051.30

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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.