Home / 185,569.80-278,233.20-73,182.30

Finding the Fourth Proportional to 185,569.80, 278,233.20 and 73,182.30

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Solution

The fourth proportional to 185,569.80, 278,233.20 and 73,182.30 is: 109,725.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,569.80 : 278,233.20 = 73,182.30 : x
  2. Step 2: Convert to fraction form
    185,569.80/278,233.20 = 73,182.30/x
  3. Step 3: Cross multiply
    185,569.80x = 278,233.20 × 73,182.30
  4. Step 4: Simplify right side
    185,569.80x = 20,361,745,512.36
  5. Step 5: Solve for x
    x = 20,361,745,512.36/185,569.80
  6. Step 6: Final answer
    x = 109,725.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.