Home / 179,634.77-247,910.75-99,078.05

Finding the Fourth Proportional to 179,634.77, 247,910.75 and 99,078.05

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Solution

The fourth proportional to 179,634.77, 247,910.75 and 99,078.05 is: 136,735.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,634.77 : 247,910.75 = 99,078.05 : x
  2. Step 2: Convert to fraction form
    179,634.77/247,910.75 = 99,078.05/x
  3. Step 3: Cross multiply
    179,634.77x = 247,910.75 × 99,078.05
  4. Step 4: Simplify right side
    179,634.77x = 24,562,513,684.04
  5. Step 5: Solve for x
    x = 24,562,513,684.04/179,634.77
  6. Step 6: Final answer
    x = 136,735.85

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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.