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Finding the Fourth Proportional to 55,220.20, 82,841.10 and 23,630.20

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Solution

The fourth proportional to 55,220.20, 82,841.10 and 23,630.20 is: 35,449.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,220.20 : 82,841.10 = 23,630.20 : x
  2. Step 2: Convert to fraction form
    55,220.20/82,841.10 = 23,630.20/x
  3. Step 3: Cross multiply
    55,220.20x = 82,841.10 × 23,630.20
  4. Step 4: Simplify right side
    55,220.20x = 1,957,551,761.22
  5. Step 5: Solve for x
    x = 1,957,551,761.22/55,220.20
  6. Step 6: Final answer
    x = 35,449.92

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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.