Home / 108,163.90-162,025.50-88,244.38

Finding the Fourth Proportional to 108,163.90, 162,025.50 and 88,244.38

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Solution

The fourth proportional to 108,163.90, 162,025.50 and 88,244.38 is: 132,186.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,163.90 : 162,025.50 = 88,244.38 : x
  2. Step 2: Convert to fraction form
    108,163.90/162,025.50 = 88,244.38/x
  3. Step 3: Cross multiply
    108,163.90x = 162,025.50 × 88,244.38
  4. Step 4: Simplify right side
    108,163.90x = 14,297,838,981.56
  5. Step 5: Solve for x
    x = 14,297,838,981.56/108,163.90
  6. Step 6: Final answer
    x = 132,186.80

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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.