Home / 150,725.14-207,993.06-89,473.95

Finding the Fourth Proportional to 150,725.14, 207,993.06 and 89,473.95

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Solution

The fourth proportional to 150,725.14, 207,993.06 and 89,473.95 is: 123,469.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,725.14 : 207,993.06 = 89,473.95 : x
  2. Step 2: Convert to fraction form
    150,725.14/207,993.06 = 89,473.95/x
  3. Step 3: Cross multiply
    150,725.14x = 207,993.06 × 89,473.95
  4. Step 4: Simplify right side
    150,725.14x = 18,609,960,687.09
  5. Step 5: Solve for x
    x = 18,609,960,687.09/150,725.14
  6. Step 6: Final answer
    x = 123,469.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.