Home / 107,446.60-161,113.20-36,344.80

Finding the Fourth Proportional to 107,446.60, 161,113.20 and 36,344.80

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Solution

The fourth proportional to 107,446.60, 161,113.20 and 36,344.80 is: 54,498.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,446.60 : 161,113.20 = 36,344.80 : x
  2. Step 2: Convert to fraction form
    107,446.60/161,113.20 = 36,344.80/x
  3. Step 3: Cross multiply
    107,446.60x = 161,113.20 × 36,344.80
  4. Step 4: Simplify right side
    107,446.60x = 5,855,627,031.36
  5. Step 5: Solve for x
    x = 5,855,627,031.36/107,446.60
  6. Step 6: Final answer
    x = 54,498.02

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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.