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Finding the Fourth Proportional to 176,747.94, 265,087.68 and 68,677.12

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Solution

The fourth proportional to 176,747.94, 265,087.68 and 68,677.12 is: 103,002.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,747.94 : 265,087.68 = 68,677.12 : x
  2. Step 2: Convert to fraction form
    176,747.94/265,087.68 = 68,677.12/x
  3. Step 3: Cross multiply
    176,747.94x = 265,087.68 × 68,677.12
  4. Step 4: Simplify right side
    176,747.94x = 18,205,458,409.88
  5. Step 5: Solve for x
    x = 18,205,458,409.88/176,747.94
  6. Step 6: Final answer
    x = 103,002.38

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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.