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Finding the Fourth Proportional to 172,042.56, 237,418.56 and 96,591.36

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Solution

The fourth proportional to 172,042.56, 237,418.56 and 96,591.36 is: 133,295.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,042.56 : 237,418.56 = 96,591.36 : x
  2. Step 2: Convert to fraction form
    172,042.56/237,418.56 = 96,591.36/x
  3. Step 3: Cross multiply
    172,042.56x = 237,418.56 × 96,591.36
  4. Step 4: Simplify right side
    172,042.56x = 22,932,581,599.64
  5. Step 5: Solve for x
    x = 22,932,581,599.64/172,042.56
  6. Step 6: Final answer
    x = 133,295.98

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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.