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Finding the Fourth Proportional to 176,679.70, 243,815.47 and 96,107.92

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Solution

The fourth proportional to 176,679.70, 243,815.47 and 96,107.92 is: 132,627.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,679.70 : 243,815.47 = 96,107.92 : x
  2. Step 2: Convert to fraction form
    176,679.70/243,815.47 = 96,107.92/x
  3. Step 3: Cross multiply
    176,679.70x = 243,815.47 × 96,107.92
  4. Step 4: Simplify right side
    176,679.70x = 23,432,596,835.71
  5. Step 5: Solve for x
    x = 23,432,596,835.71/176,679.70
  6. Step 6: Final answer
    x = 132,627.56

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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.