Home / 108,005.18-162,218.01-88,029.44

Finding the Fourth Proportional to 108,005.18, 162,218.01 and 88,029.44

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Solution

The fourth proportional to 108,005.18, 162,218.01 and 88,029.44 is: 132,215.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,005.18 : 162,218.01 = 88,029.44 : x
  2. Step 2: Convert to fraction form
    108,005.18/162,218.01 = 88,029.44/x
  3. Step 3: Cross multiply
    108,005.18x = 162,218.01 × 88,029.44
  4. Step 4: Simplify right side
    108,005.18x = 14,279,959,767.12
  5. Step 5: Solve for x
    x = 14,279,959,767.12/108,005.18
  6. Step 6: Final answer
    x = 132,215.51

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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.