Home / 150,375.60-207,516.06-82,392.30

Finding the Fourth Proportional to 150,375.60, 207,516.06 and 82,392.30

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Solution

The fourth proportional to 150,375.60, 207,516.06 and 82,392.30 is: 113,700.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,375.60 : 207,516.06 = 82,392.30 : x
  2. Step 2: Convert to fraction form
    150,375.60/207,516.06 = 82,392.30/x
  3. Step 3: Cross multiply
    150,375.60x = 207,516.06 × 82,392.30
  4. Step 4: Simplify right side
    150,375.60x = 17,097,725,470.34
  5. Step 5: Solve for x
    x = 17,097,725,470.34/150,375.60
  6. Step 6: Final answer
    x = 113,700.13

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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.