Home / 108,360.27-162,320.07-88,440.75

Finding the Fourth Proportional to 108,360.27, 162,320.07 and 88,440.75

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Solution

The fourth proportional to 108,360.27, 162,320.07 and 88,440.75 is: 132,481.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,360.27 : 162,320.07 = 88,440.75 : x
  2. Step 2: Convert to fraction form
    108,360.27/162,320.07 = 88,440.75/x
  3. Step 3: Cross multiply
    108,360.27x = 162,320.07 × 88,440.75
  4. Step 4: Simplify right side
    108,360.27x = 14,355,708,730.85
  5. Step 5: Solve for x
    x = 14,355,708,730.85/108,360.27
  6. Step 6: Final answer
    x = 132,481.29

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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.