Home / 113,822.20-170,387.70-101,380.60

Finding the Fourth Proportional to 113,822.20, 170,387.70 and 101,380.60

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Solution

The fourth proportional to 113,822.20, 170,387.70 and 101,380.60 is: 151,763.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,822.20 : 170,387.70 = 101,380.60 : x
  2. Step 2: Convert to fraction form
    113,822.20/170,387.70 = 101,380.60/x
  3. Step 3: Cross multiply
    113,822.20x = 170,387.70 × 101,380.60
  4. Step 4: Simplify right side
    113,822.20x = 17,274,007,258.62
  5. Step 5: Solve for x
    x = 17,274,007,258.62/113,822.20
  6. Step 6: Final answer
    x = 151,763.08

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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.