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Finding the Fourth Proportional to 172,994.52, 238,732.48 and 97,543.04

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Solution

The fourth proportional to 172,994.52, 238,732.48 and 97,543.04 is: 134,609.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,994.52 : 238,732.48 = 97,543.04 : x
  2. Step 2: Convert to fraction form
    172,994.52/238,732.48 = 97,543.04/x
  3. Step 3: Cross multiply
    172,994.52x = 238,732.48 × 97,543.04
  4. Step 4: Simplify right side
    172,994.52x = 23,286,691,845.94
  5. Step 5: Solve for x
    x = 23,286,691,845.94/172,994.52
  6. Step 6: Final answer
    x = 134,609.42

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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.