Home / 50,531.72-69,734.32-27,871.70

Finding the Fourth Proportional to 50,531.72, 69,734.32 and 27,871.70

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Solution

The fourth proportional to 50,531.72, 69,734.32 and 27,871.70 is: 38,463.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,531.72 : 69,734.32 = 27,871.70 : x
  2. Step 2: Convert to fraction form
    50,531.72/69,734.32 = 27,871.70/x
  3. Step 3: Cross multiply
    50,531.72x = 69,734.32 × 27,871.70
  4. Step 4: Simplify right side
    50,531.72x = 1,943,614,046.74
  5. Step 5: Solve for x
    x = 1,943,614,046.74/50,531.72
  6. Step 6: Final answer
    x = 38,463.25

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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.