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Finding the Fourth Proportional to 176,564.97, 243,664.47 and 95,997.92

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Solution

The fourth proportional to 176,564.97, 243,664.47 and 95,997.92 is: 132,479.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,564.97 : 243,664.47 = 95,997.92 : x
  2. Step 2: Convert to fraction form
    176,564.97/243,664.47 = 95,997.92/x
  3. Step 3: Cross multiply
    176,564.97x = 243,664.47 × 95,997.92
  4. Step 4: Simplify right side
    176,564.97x = 23,391,280,599.59
  5. Step 5: Solve for x
    x = 23,391,280,599.59/176,564.97
  6. Step 6: Final answer
    x = 132,479.74

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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.