Home / 187,516.76-281,469.66-125,619.80

Finding the Fourth Proportional to 187,516.76, 281,469.66 and 125,619.80

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Solution

The fourth proportional to 187,516.76, 281,469.66 and 125,619.80 is: 188,560.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,516.76 : 281,469.66 = 125,619.80 : x
  2. Step 2: Convert to fraction form
    187,516.76/281,469.66 = 125,619.80/x
  3. Step 3: Cross multiply
    187,516.76x = 281,469.66 × 125,619.80
  4. Step 4: Simplify right side
    187,516.76x = 35,358,162,395.27
  5. Step 5: Solve for x
    x = 35,358,162,395.27/187,516.76
  6. Step 6: Final answer
    x = 188,560.01

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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.