Home / 179,385.39-247,563.12-98,812.86

Finding the Fourth Proportional to 179,385.39, 247,563.12 and 98,812.86

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Solution

The fourth proportional to 179,385.39, 247,563.12 and 98,812.86 is: 136,367.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,385.39 : 247,563.12 = 98,812.86 : x
  2. Step 2: Convert to fraction form
    179,385.39/247,563.12 = 98,812.86/x
  3. Step 3: Cross multiply
    179,385.39x = 247,563.12 × 98,812.86
  4. Step 4: Simplify right side
    179,385.39x = 24,462,419,917.72
  5. Step 5: Solve for x
    x = 24,462,419,917.72/179,385.39
  6. Step 6: Final answer
    x = 136,367.96

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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.