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Finding the Fourth Proportional to 179,409.33, 247,588.04 and 98,836.30

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Solution

The fourth proportional to 179,409.33, 247,588.04 and 98,836.30 is: 136,395.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,409.33 : 247,588.04 = 98,836.30 : x
  2. Step 2: Convert to fraction form
    179,409.33/247,588.04 = 98,836.30/x
  3. Step 3: Cross multiply
    179,409.33x = 247,588.04 × 98,836.30
  4. Step 4: Simplify right side
    179,409.33x = 24,470,685,797.85
  5. Step 5: Solve for x
    x = 24,470,685,797.85/179,409.33
  6. Step 6: Final answer
    x = 136,395.84

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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.