Home / 101,195.11-151,766.20-30,098.62

Finding the Fourth Proportional to 101,195.11, 151,766.20 and 30,098.62

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Solution

The fourth proportional to 101,195.11, 151,766.20 and 30,098.62 is: 45,140.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,195.11 : 151,766.20 = 30,098.62 : x
  2. Step 2: Convert to fraction form
    101,195.11/151,766.20 = 30,098.62/x
  3. Step 3: Cross multiply
    101,195.11x = 151,766.20 × 30,098.62
  4. Step 4: Simplify right side
    101,195.11x = 4,567,953,182.64
  5. Step 5: Solve for x
    x = 4,567,953,182.64/101,195.11
  6. Step 6: Final answer
    x = 45,140.06

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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.