Home / 179,517.84-247,735.80-103,016.52

Finding the Fourth Proportional to 179,517.84, 247,735.80 and 103,016.52

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Solution

The fourth proportional to 179,517.84, 247,735.80 and 103,016.52 is: 142,163.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,517.84 : 247,735.80 = 103,016.52 : x
  2. Step 2: Convert to fraction form
    179,517.84/247,735.80 = 103,016.52/x
  3. Step 3: Cross multiply
    179,517.84x = 247,735.80 × 103,016.52
  4. Step 4: Simplify right side
    179,517.84x = 25,520,879,995.42
  5. Step 5: Solve for x
    x = 25,520,879,995.42/179,517.84
  6. Step 6: Final answer
    x = 142,163.48

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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.