Home / 132,763.40-199,145.28-101,351.80

Finding the Fourth Proportional to 132,763.40, 199,145.28 and 101,351.80

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Solution

The fourth proportional to 132,763.40, 199,145.28 and 101,351.80 is: 152,027.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,763.40 : 199,145.28 = 101,351.80 : x
  2. Step 2: Convert to fraction form
    132,763.40/199,145.28 = 101,351.80/x
  3. Step 3: Cross multiply
    132,763.40x = 199,145.28 × 101,351.80
  4. Step 4: Simplify right side
    132,763.40x = 20,183,732,589.50
  5. Step 5: Solve for x
    x = 20,183,732,589.50/132,763.40
  6. Step 6: Final answer
    x = 152,027.84

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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.