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Finding the Fourth Proportional to 44,524.80, 66,830.40 and 22,363.20

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Solution

The fourth proportional to 44,524.80, 66,830.40 and 22,363.20 is: 33,566.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,524.80 : 66,830.40 = 22,363.20 : x
  2. Step 2: Convert to fraction form
    44,524.80/66,830.40 = 22,363.20/x
  3. Step 3: Cross multiply
    44,524.80x = 66,830.40 × 22,363.20
  4. Step 4: Simplify right side
    44,524.80x = 1,494,541,601.28
  5. Step 5: Solve for x
    x = 1,494,541,601.28/44,524.80
  6. Step 6: Final answer
    x = 33,566.50

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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.