Home / 250,165.20-375,317.92-100,510.56

Finding the Fourth Proportional to 250,165.20, 375,317.92 and 100,510.56

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Solution

The fourth proportional to 250,165.20, 375,317.92 and 100,510.56 is: 150,794.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,165.20 : 375,317.92 = 100,510.56 : x
  2. Step 2: Convert to fraction form
    250,165.20/375,317.92 = 100,510.56/x
  3. Step 3: Cross multiply
    250,165.20x = 375,317.92 × 100,510.56
  4. Step 4: Simplify right side
    250,165.20x = 37,723,414,317.24
  5. Step 5: Solve for x
    x = 37,723,414,317.24/250,165.20
  6. Step 6: Final answer
    x = 150,794.01

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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.