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Finding the Fourth Proportional to 176,353.58, 243,369.69 and 95,781.87

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Solution

The fourth proportional to 176,353.58, 243,369.69 and 95,781.87 is: 132,179.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,353.58 : 243,369.69 = 95,781.87 : x
  2. Step 2: Convert to fraction form
    176,353.58/243,369.69 = 95,781.87/x
  3. Step 3: Cross multiply
    176,353.58x = 243,369.69 × 95,781.87
  4. Step 4: Simplify right side
    176,353.58x = 23,310,404,009.52
  5. Step 5: Solve for x
    x = 23,310,404,009.52/176,353.58
  6. Step 6: Final answer
    x = 132,179.93

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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.