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Finding the Fourth Proportional to 172,253.74, 237,720.93 and 95,789.94

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Solution

The fourth proportional to 172,253.74, 237,720.93 and 95,789.94 is: 132,196.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,253.74 : 237,720.93 = 95,789.94 : x
  2. Step 2: Convert to fraction form
    172,253.74/237,720.93 = 95,789.94/x
  3. Step 3: Cross multiply
    172,253.74x = 237,720.93 × 95,789.94
  4. Step 4: Simplify right side
    172,253.74x = 22,771,273,707.96
  5. Step 5: Solve for x
    x = 22,771,273,707.96/172,253.74
  6. Step 6: Final answer
    x = 132,196.11

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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.