Home / 48,165.80-66,469.19-28,034.33

Finding the Fourth Proportional to 48,165.80, 66,469.19 and 28,034.33

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Solution

The fourth proportional to 48,165.80, 66,469.19 and 28,034.33 is: 38,687.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,165.80 : 66,469.19 = 28,034.33 : x
  2. Step 2: Convert to fraction form
    48,165.80/66,469.19 = 28,034.33/x
  3. Step 3: Cross multiply
    48,165.80x = 66,469.19 × 28,034.33
  4. Step 4: Simplify right side
    48,165.80x = 1,863,418,734.78
  5. Step 5: Solve for x
    x = 1,863,418,734.78/48,165.80
  6. Step 6: Final answer
    x = 38,687.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.