Home / 107,834.90-161,744.51-36,751.64

Finding the Fourth Proportional to 107,834.90, 161,744.51 and 36,751.64

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Solution

The fourth proportional to 107,834.90, 161,744.51 and 36,751.64 is: 55,124.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,834.90 : 161,744.51 = 36,751.64 : x
  2. Step 2: Convert to fraction form
    107,834.90/161,744.51 = 36,751.64/x
  3. Step 3: Cross multiply
    107,834.90x = 161,744.51 × 36,751.64
  4. Step 4: Simplify right side
    107,834.90x = 5,944,375,011.02
  5. Step 5: Solve for x
    x = 5,944,375,011.02/107,834.90
  6. Step 6: Final answer
    x = 55,124.78

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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.