Home / 108,352.90-162,309.02-88,433.38

Finding the Fourth Proportional to 108,352.90, 162,309.02 and 88,433.38

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Solution

The fourth proportional to 108,352.90, 162,309.02 and 88,433.38 is: 132,470.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,352.90 : 162,309.02 = 88,433.38 : x
  2. Step 2: Convert to fraction form
    108,352.90/162,309.02 = 88,433.38/x
  3. Step 3: Cross multiply
    108,352.90x = 162,309.02 × 88,433.38
  4. Step 4: Simplify right side
    108,352.90x = 14,353,534,431.54
  5. Step 5: Solve for x
    x = 14,353,534,431.54/108,352.90
  6. Step 6: Final answer
    x = 132,470.24

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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.