Home / 49,344.30-74,016.45-18,191.70

Finding the Fourth Proportional to 49,344.30, 74,016.45 and 18,191.70

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Solution

The fourth proportional to 49,344.30, 74,016.45 and 18,191.70 is: 27,287.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,344.30 : 74,016.45 = 18,191.70 : x
  2. Step 2: Convert to fraction form
    49,344.30/74,016.45 = 18,191.70/x
  3. Step 3: Cross multiply
    49,344.30x = 74,016.45 × 18,191.70
  4. Step 4: Simplify right side
    49,344.30x = 1,346,485,053.47
  5. Step 5: Solve for x
    x = 1,346,485,053.47/49,344.30
  6. Step 6: Final answer
    x = 27,287.55

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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.