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Finding the Fourth Proportional to 44,395.80, 66,593.70 and 18,086.20

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Solution

The fourth proportional to 44,395.80, 66,593.70 and 18,086.20 is: 27,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,395.80 : 66,593.70 = 18,086.20 : x
  2. Step 2: Convert to fraction form
    44,395.80/66,593.70 = 18,086.20/x
  3. Step 3: Cross multiply
    44,395.80x = 66,593.70 × 18,086.20
  4. Step 4: Simplify right side
    44,395.80x = 1,204,426,976.94
  5. Step 5: Solve for x
    x = 1,204,426,976.94/44,395.80
  6. Step 6: Final answer
    x = 27,129.30

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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.