Home / 108,134.28-162,143.10-41,591.16

Finding the Fourth Proportional to 108,134.28, 162,143.10 and 41,591.16

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Solution

The fourth proportional to 108,134.28, 162,143.10 and 41,591.16 is: 62,364.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,134.28 : 162,143.10 = 41,591.16 : x
  2. Step 2: Convert to fraction form
    108,134.28/162,143.10 = 41,591.16/x
  3. Step 3: Cross multiply
    108,134.28x = 162,143.10 × 41,591.16
  4. Step 4: Simplify right side
    108,134.28x = 6,743,719,615.00
  5. Step 5: Solve for x
    x = 6,743,719,615.00/108,134.28
  6. Step 6: Final answer
    x = 62,364.31

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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.