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Finding the Fourth Proportional to 176,516.78, 243,594.78 and 95,944.50

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Solution

The fourth proportional to 176,516.78, 243,594.78 and 95,944.50 is: 132,404.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,516.78 : 243,594.78 = 95,944.50 : x
  2. Step 2: Convert to fraction form
    176,516.78/243,594.78 = 95,944.50/x
  3. Step 3: Cross multiply
    176,516.78x = 243,594.78 × 95,944.50
  4. Step 4: Simplify right side
    176,516.78x = 23,371,579,369.71
  5. Step 5: Solve for x
    x = 23,371,579,369.71/176,516.78
  6. Step 6: Final answer
    x = 132,404.29

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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.