Home / 108,259.26-162,385.23-38,136.75

Finding the Fourth Proportional to 108,259.26, 162,385.23 and 38,136.75

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Solution

The fourth proportional to 108,259.26, 162,385.23 and 38,136.75 is: 57,203.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,259.26 : 162,385.23 = 38,136.75 : x
  2. Step 2: Convert to fraction form
    108,259.26/162,385.23 = 38,136.75/x
  3. Step 3: Cross multiply
    108,259.26x = 162,385.23 × 38,136.75
  4. Step 4: Simplify right side
    108,259.26x = 6,192,844,920.20
  5. Step 5: Solve for x
    x = 6,192,844,920.20/108,259.26
  6. Step 6: Final answer
    x = 57,203.84

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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.