Home / 106,010.20-159,015.30-101,344.60

Finding the Fourth Proportional to 106,010.20, 159,015.30 and 101,344.60

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Solution

The fourth proportional to 106,010.20, 159,015.30 and 101,344.60 is: 152,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,010.20 : 159,015.30 = 101,344.60 : x
  2. Step 2: Convert to fraction form
    106,010.20/159,015.30 = 101,344.60/x
  3. Step 3: Cross multiply
    106,010.20x = 159,015.30 × 101,344.60
  4. Step 4: Simplify right side
    106,010.20x = 16,115,341,972.38
  5. Step 5: Solve for x
    x = 16,115,341,972.38/106,010.20
  6. Step 6: Final answer
    x = 152,016.90

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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.