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Finding the Fourth Proportional to 179,399.01, 247,570.92 and 98,826.87

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Solution

The fourth proportional to 179,399.01, 247,570.92 and 98,826.87 is: 136,381.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,399.01 : 247,570.92 = 98,826.87 : x
  2. Step 2: Convert to fraction form
    179,399.01/247,570.92 = 98,826.87/x
  3. Step 3: Cross multiply
    179,399.01x = 247,570.92 × 98,826.87
  4. Step 4: Simplify right side
    179,399.01x = 24,466,659,126.62
  5. Step 5: Solve for x
    x = 24,466,659,126.62/179,399.01
  6. Step 6: Final answer
    x = 136,381.24

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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.