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Finding the Fourth Proportional to 50,374.85, 69,515.78 and 27,713.79

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Solution

The fourth proportional to 50,374.85, 69,515.78 and 27,713.79 is: 38,244.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,374.85 : 69,515.78 = 27,713.79 : x
  2. Step 2: Convert to fraction form
    50,374.85/69,515.78 = 27,713.79/x
  3. Step 3: Cross multiply
    50,374.85x = 69,515.78 × 27,713.79
  4. Step 4: Simplify right side
    50,374.85x = 1,926,545,590.04
  5. Step 5: Solve for x
    x = 1,926,545,590.04/50,374.85
  6. Step 6: Final answer
    x = 38,244.20

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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.