Home / 49,675.76-74,520.05-18,080.97

Finding the Fourth Proportional to 49,675.76, 74,520.05 and 18,080.97

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Solution

The fourth proportional to 49,675.76, 74,520.05 and 18,080.97 is: 27,123.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,675.76 : 74,520.05 = 18,080.97 : x
  2. Step 2: Convert to fraction form
    49,675.76/74,520.05 = 18,080.97/x
  3. Step 3: Cross multiply
    49,675.76x = 74,520.05 × 18,080.97
  4. Step 4: Simplify right side
    49,675.76x = 1,347,394,939.47
  5. Step 5: Solve for x
    x = 1,347,394,939.47/49,675.76
  6. Step 6: Final answer
    x = 27,123.79

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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.