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Finding the Fourth Proportional to 172,032, 237,404.97 and 96,580.50

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Solution

The fourth proportional to 172,032, 237,404.97 and 96,580.50 is: 133,281.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,032 : 237,404.97 = 96,580.50 : x
  2. Step 2: Convert to fraction form
    172,032/237,404.97 = 96,580.50/x
  3. Step 3: Cross multiply
    172,032x = 237,404.97 × 96,580.50
  4. Step 4: Simplify right side
    172,032x = 22,928,690,705.09
  5. Step 5: Solve for x
    x = 22,928,690,705.09/172,032
  6. Step 6: Final answer
    x = 133,281.54

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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.