Home / 204,576.39-282,295.20-113,940.78

Finding the Fourth Proportional to 204,576.39, 282,295.20 and 113,940.78

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Solution

The fourth proportional to 204,576.39, 282,295.20 and 113,940.78 is: 157,227.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,576.39 : 282,295.20 = 113,940.78 : x
  2. Step 2: Convert to fraction form
    204,576.39/282,295.20 = 113,940.78/x
  3. Step 3: Cross multiply
    204,576.39x = 282,295.20 × 113,940.78
  4. Step 4: Simplify right side
    204,576.39x = 32,164,935,278.26
  5. Step 5: Solve for x
    x = 32,164,935,278.26/204,576.39
  6. Step 6: Final answer
    x = 157,227.02

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1.5x scale

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.