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Finding the Fourth Proportional to 107,633.97, 161,363.46 and 37,562.49

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Solution

The fourth proportional to 107,633.97, 161,363.46 and 37,562.49 is: 56,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,633.97 : 161,363.46 = 37,562.49 : x
  2. Step 2: Convert to fraction form
    107,633.97/161,363.46 = 37,562.49/x
  3. Step 3: Cross multiply
    107,633.97x = 161,363.46 × 37,562.49
  4. Step 4: Simplify right side
    107,633.97x = 6,061,213,352.62
  5. Step 5: Solve for x
    x = 6,061,213,352.62/107,633.97
  6. Step 6: Final answer
    x = 56,313.20

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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.