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Finding the Fourth Proportional to 104,753.80, 157,171.02 and 48,622.60

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Solution

The fourth proportional to 104,753.80, 157,171.02 and 48,622.60 is: 72,952.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,753.80 : 157,171.02 = 48,622.60 : x
  2. Step 2: Convert to fraction form
    104,753.80/157,171.02 = 48,622.60/x
  3. Step 3: Cross multiply
    104,753.80x = 157,171.02 × 48,622.60
  4. Step 4: Simplify right side
    104,753.80x = 7,642,063,637.05
  5. Step 5: Solve for x
    x = 7,642,063,637.05/104,753.80
  6. Step 6: Final answer
    x = 72,952.61

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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.