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Finding the Fourth Proportional to 50,514.88, 69,711.03 and 27,854.68

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Solution

The fourth proportional to 50,514.88, 69,711.03 and 27,854.68 is: 38,439.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,514.88 : 69,711.03 = 27,854.68 : x
  2. Step 2: Convert to fraction form
    50,514.88/69,711.03 = 27,854.68/x
  3. Step 3: Cross multiply
    50,514.88x = 69,711.03 × 27,854.68
  4. Step 4: Simplify right side
    50,514.88x = 1,941,778,433.12
  5. Step 5: Solve for x
    x = 1,941,778,433.12/50,514.88
  6. Step 6: Final answer
    x = 38,439.73

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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.