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Finding the Fourth Proportional to 176,667.46, 243,807.56 and 101,230.54

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Solution

The fourth proportional to 176,667.46, 243,807.56 and 101,230.54 is: 139,701.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,667.46 : 243,807.56 = 101,230.54 : x
  2. Step 2: Convert to fraction form
    176,667.46/243,807.56 = 101,230.54/x
  3. Step 3: Cross multiply
    176,667.46x = 243,807.56 × 101,230.54
  4. Step 4: Simplify right side
    176,667.46x = 24,680,770,954.88
  5. Step 5: Solve for x
    x = 24,680,770,954.88/176,667.46
  6. Step 6: Final answer
    x = 139,701.85

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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.