Home / 150,642.14-225,729.81-95,121.50

Finding the Fourth Proportional to 150,642.14, 225,729.81 and 95,121.50

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Solution

The fourth proportional to 150,642.14, 225,729.81 and 95,121.50 is: 142,534.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,642.14 : 225,729.81 = 95,121.50 : x
  2. Step 2: Convert to fraction form
    150,642.14/225,729.81 = 95,121.50/x
  3. Step 3: Cross multiply
    150,642.14x = 225,729.81 × 95,121.50
  4. Step 4: Simplify right side
    150,642.14x = 21,471,758,121.92
  5. Step 5: Solve for x
    x = 21,471,758,121.92/150,642.14
  6. Step 6: Final answer
    x = 142,534.87

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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.