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Finding the Fourth Proportional to 179,563.77, 247,799.61 and 98,994.14

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Solution

The fourth proportional to 179,563.77, 247,799.61 and 98,994.14 is: 136,612.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,563.77 : 247,799.61 = 98,994.14 : x
  2. Step 2: Convert to fraction form
    179,563.77/247,799.61 = 98,994.14/x
  3. Step 3: Cross multiply
    179,563.77x = 247,799.61 × 98,994.14
  4. Step 4: Simplify right side
    179,563.77x = 24,530,708,045.29
  5. Step 5: Solve for x
    x = 24,530,708,045.29/179,563.77
  6. Step 6: Final answer
    x = 136,612.79

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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.