Home / 113,489.10-170,233.65-101,241.90

Finding the Fourth Proportional to 113,489.10, 170,233.65 and 101,241.90

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Solution

The fourth proportional to 113,489.10, 170,233.65 and 101,241.90 is: 151,862.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,489.10 : 170,233.65 = 101,241.90 : x
  2. Step 2: Convert to fraction form
    113,489.10/170,233.65 = 101,241.90/x
  3. Step 3: Cross multiply
    113,489.10x = 170,233.65 × 101,241.90
  4. Step 4: Simplify right side
    113,489.10x = 17,234,778,169.94
  5. Step 5: Solve for x
    x = 17,234,778,169.94/113,489.10
  6. Step 6: Final answer
    x = 151,862.85

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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.