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Finding the Fourth Proportional to 44,605.20, 66,891.60 and 22,411.20

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Solution

The fourth proportional to 44,605.20, 66,891.60 and 22,411.20 is: 33,608.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,605.20 : 66,891.60 = 22,411.20 : x
  2. Step 2: Convert to fraction form
    44,605.20/66,891.60 = 22,411.20/x
  3. Step 3: Cross multiply
    44,605.20x = 66,891.60 × 22,411.20
  4. Step 4: Simplify right side
    44,605.20x = 1,499,121,025.92
  5. Step 5: Solve for x
    x = 1,499,121,025.92/44,605.20
  6. Step 6: Final answer
    x = 33,608.66

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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.