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Finding the Fourth Proportional to 172,310.22, 237,798.99 and 96,863.58

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Solution

The fourth proportional to 172,310.22, 237,798.99 and 96,863.58 is: 133,677.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,310.22 : 237,798.99 = 96,863.58 : x
  2. Step 2: Convert to fraction form
    172,310.22/237,798.99 = 96,863.58/x
  3. Step 3: Cross multiply
    172,310.22x = 237,798.99 × 96,863.58
  4. Step 4: Simplify right side
    172,310.22x = 23,034,061,491.78
  5. Step 5: Solve for x
    x = 23,034,061,491.78/172,310.22
  6. Step 6: Final answer
    x = 133,677.86

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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.