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Finding the Fourth Proportional to 107,818.08, 161,800.92 and 37,697.48

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Solution

The fourth proportional to 107,818.08, 161,800.92 and 37,697.48 is: 56,572.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,818.08 : 161,800.92 = 37,697.48 : x
  2. Step 2: Convert to fraction form
    107,818.08/161,800.92 = 37,697.48/x
  3. Step 3: Cross multiply
    107,818.08x = 161,800.92 × 37,697.48
  4. Step 4: Simplify right side
    107,818.08x = 6,099,486,945.68
  5. Step 5: Solve for x
    x = 6,099,486,945.68/107,818.08
  6. Step 6: Final answer
    x = 56,572.02

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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.