Home / 179,213.77-247,309.23-98,641.36

Finding the Fourth Proportional to 179,213.77, 247,309.23 and 98,641.36

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Solution

The fourth proportional to 179,213.77, 247,309.23 and 98,641.36 is: 136,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,213.77 : 247,309.23 = 98,641.36 : x
  2. Step 2: Convert to fraction form
    179,213.77/247,309.23 = 98,641.36/x
  3. Step 3: Cross multiply
    179,213.77x = 247,309.23 × 98,641.36
  4. Step 4: Simplify right side
    179,213.77x = 24,394,918,787.75
  5. Step 5: Solve for x
    x = 24,394,918,787.75/179,213.77
  6. Step 6: Final answer
    x = 136,121.90

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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.