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Finding the Fourth Proportional to 50,352.54, 69,485.01 and 27,691.50

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Solution

The fourth proportional to 50,352.54, 69,485.01 and 27,691.50 is: 38,213.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,352.54 : 69,485.01 = 27,691.50 : x
  2. Step 2: Convert to fraction form
    50,352.54/69,485.01 = 27,691.50/x
  3. Step 3: Cross multiply
    50,352.54x = 69,485.01 × 27,691.50
  4. Step 4: Simplify right side
    50,352.54x = 1,924,144,154.42
  5. Step 5: Solve for x
    x = 1,924,144,154.42/50,352.54
  6. Step 6: Final answer
    x = 38,213.45

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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.