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Finding the Fourth Proportional to 176,516.69, 264,625.79 and 76,601.30

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Solution

The fourth proportional to 176,516.69, 264,625.79 and 76,601.30 is: 114,837.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,516.69 : 264,625.79 = 76,601.30 : x
  2. Step 2: Convert to fraction form
    176,516.69/264,625.79 = 76,601.30/x
  3. Step 3: Cross multiply
    176,516.69x = 264,625.79 × 76,601.30
  4. Step 4: Simplify right side
    176,516.69x = 20,270,677,821.39
  5. Step 5: Solve for x
    x = 20,270,677,821.39/176,516.69
  6. Step 6: Final answer
    x = 114,837.18

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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.