Home / 144,891.18-217,346.49-50,130.90

Finding the Fourth Proportional to 144,891.18, 217,346.49 and 50,130.90

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Solution

The fourth proportional to 144,891.18, 217,346.49 and 50,130.90 is: 75,199.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,891.18 : 217,346.49 = 50,130.90 : x
  2. Step 2: Convert to fraction form
    144,891.18/217,346.49 = 50,130.90/x
  3. Step 3: Cross multiply
    144,891.18x = 217,346.49 × 50,130.90
  4. Step 4: Simplify right side
    144,891.18x = 10,895,775,155.54
  5. Step 5: Solve for x
    x = 10,895,775,155.54/144,891.18
  6. Step 6: Final answer
    x = 75,199.71

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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.