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Finding the Fourth Proportional to 50,354.43, 69,487.72 and 27,693.42

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Solution

The fourth proportional to 50,354.43, 69,487.72 and 27,693.42 is: 38,216.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,354.43 : 69,487.72 = 27,693.42 : x
  2. Step 2: Convert to fraction form
    50,354.43/69,487.72 = 27,693.42/x
  3. Step 3: Cross multiply
    50,354.43x = 69,487.72 × 27,693.42
  4. Step 4: Simplify right side
    50,354.43x = 1,924,352,284.99
  5. Step 5: Solve for x
    x = 1,924,352,284.99/50,354.43
  6. Step 6: Final answer
    x = 38,216.15

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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.