Home / 151,756.29-227,634.30-45,139.82

Finding the Fourth Proportional to 151,756.29, 227,634.30 and 45,139.82

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Solution

The fourth proportional to 151,756.29, 227,634.30 and 45,139.82 is: 67,709.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,756.29 : 227,634.30 = 45,139.82 : x
  2. Step 2: Convert to fraction form
    151,756.29/227,634.30 = 45,139.82/x
  3. Step 3: Cross multiply
    151,756.29x = 227,634.30 × 45,139.82
  4. Step 4: Simplify right side
    151,756.29x = 10,275,370,189.65
  5. Step 5: Solve for x
    x = 10,275,370,189.65/151,756.29
  6. Step 6: Final answer
    x = 67,709.68

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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.