Home / 108,259.20-162,404.88-38,126.08

Finding the Fourth Proportional to 108,259.20, 162,404.88 and 38,126.08

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Solution

The fourth proportional to 108,259.20, 162,404.88 and 38,126.08 is: 57,194.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,259.20 : 162,404.88 = 38,126.08 : x
  2. Step 2: Convert to fraction form
    108,259.20/162,404.88 = 38,126.08/x
  3. Step 3: Cross multiply
    108,259.20x = 162,404.88 × 38,126.08
  4. Step 4: Simplify right side
    108,259.20x = 6,191,861,447.27
  5. Step 5: Solve for x
    x = 6,191,861,447.27/108,259.20
  6. Step 6: Final answer
    x = 57,194.78

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1.5x scale

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.