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Finding the Fourth Proportional to 71,999.62, 108,014.78 and 27,626.00

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Solution

The fourth proportional to 71,999.62, 108,014.78 and 27,626.00 is: 41,444.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,999.62 : 108,014.78 = 27,626.00 : x
  2. Step 2: Convert to fraction form
    71,999.62/108,014.78 = 27,626.00/x
  3. Step 3: Cross multiply
    71,999.62x = 108,014.78 × 27,626.00
  4. Step 4: Simplify right side
    71,999.62x = 2,984,015,841.27
  5. Step 5: Solve for x
    x = 2,984,015,841.27/71,999.62
  6. Step 6: Final answer
    x = 41,444.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.