Home / 156,862.59-235,161.65-68,049.14

Finding the Fourth Proportional to 156,862.59, 235,161.65 and 68,049.14

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Solution

The fourth proportional to 156,862.59, 235,161.65 and 68,049.14 is: 102,016.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,862.59 : 235,161.65 = 68,049.14 : x
  2. Step 2: Convert to fraction form
    156,862.59/235,161.65 = 68,049.14/x
  3. Step 3: Cross multiply
    156,862.59x = 235,161.65 × 68,049.14
  4. Step 4: Simplify right side
    156,862.59x = 16,002,546,527.43
  5. Step 5: Solve for x
    x = 16,002,546,527.43/156,862.59
  6. Step 6: Final answer
    x = 102,016.33

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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.