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Finding the Fourth Proportional to 179,624.97, 247,876.74 and 99,054

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Solution

The fourth proportional to 179,624.97, 247,876.74 and 99,054 is: 136,691.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,624.97 : 247,876.74 = 99,054 : x
  2. Step 2: Convert to fraction form
    179,624.97/247,876.74 = 99,054/x
  3. Step 3: Cross multiply
    179,624.97x = 247,876.74 × 99,054
  4. Step 4: Simplify right side
    179,624.97x = 24,553,182,603.96
  5. Step 5: Solve for x
    x = 24,553,182,603.96/179,624.97
  6. Step 6: Final answer
    x = 136,691.37

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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.