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Finding the Fourth Proportional to 176,365.54, 264,367.11 and 69,706.15

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Solution

The fourth proportional to 176,365.54, 264,367.11 and 69,706.15 is: 104,487.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,365.54 : 264,367.11 = 69,706.15 : x
  2. Step 2: Convert to fraction form
    176,365.54/264,367.11 = 69,706.15/x
  3. Step 3: Cross multiply
    176,365.54x = 264,367.11 × 69,706.15
  4. Step 4: Simplify right side
    176,365.54x = 18,428,013,424.73
  5. Step 5: Solve for x
    x = 18,428,013,424.73/176,365.54
  6. Step 6: Final answer
    x = 104,487.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.