Home / 331,617.20-497,304.30-107,036.60

Finding the Fourth Proportional to 331,617.20, 497,304.30 and 107,036.60

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Solution

The fourth proportional to 331,617.20, 497,304.30 and 107,036.60 is: 160,515.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,617.20 : 497,304.30 = 107,036.60 : x
  2. Step 2: Convert to fraction form
    331,617.20/497,304.30 = 107,036.60/x
  3. Step 3: Cross multiply
    331,617.20x = 497,304.30 × 107,036.60
  4. Step 4: Simplify right side
    331,617.20x = 53,229,761,437.38
  5. Step 5: Solve for x
    x = 53,229,761,437.38/331,617.20
  6. Step 6: Final answer
    x = 160,515.68

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1.5x scale

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.