Home / 108,110.50-162,124.44-51,934.60

Finding the Fourth Proportional to 108,110.50, 162,124.44 and 51,934.60

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Solution

The fourth proportional to 108,110.50, 162,124.44 and 51,934.60 is: 77,882.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,110.50 : 162,124.44 = 51,934.60 : x
  2. Step 2: Convert to fraction form
    108,110.50/162,124.44 = 51,934.60/x
  3. Step 3: Cross multiply
    108,110.50x = 162,124.44 × 51,934.60
  4. Step 4: Simplify right side
    108,110.50x = 8,419,867,941.62
  5. Step 5: Solve for x
    x = 8,419,867,941.62/108,110.50
  6. Step 6: Final answer
    x = 77,882.06

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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.