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Finding the Fourth Proportional to 48,862.80, 73,245.60 and 22,521.60

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Solution

The fourth proportional to 48,862.80, 73,245.60 and 22,521.60 is: 33,760.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,862.80 : 73,245.60 = 22,521.60 : x
  2. Step 2: Convert to fraction form
    48,862.80/73,245.60 = 22,521.60/x
  3. Step 3: Cross multiply
    48,862.80x = 73,245.60 × 22,521.60
  4. Step 4: Simplify right side
    48,862.80x = 1,649,608,104.96
  5. Step 5: Solve for x
    x = 1,649,608,104.96/48,862.80
  6. Step 6: Final answer
    x = 33,760.00

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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.