Home / 185,876.52-278,658.06-80,616.24

Finding the Fourth Proportional to 185,876.52, 278,658.06 and 80,616.24

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Solution

The fourth proportional to 185,876.52, 278,658.06 and 80,616.24 is: 120,856.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,876.52 : 278,658.06 = 80,616.24 : x
  2. Step 2: Convert to fraction form
    185,876.52/278,658.06 = 80,616.24/x
  3. Step 3: Cross multiply
    185,876.52x = 278,658.06 × 80,616.24
  4. Step 4: Simplify right side
    185,876.52x = 22,464,365,042.89
  5. Step 5: Solve for x
    x = 22,464,365,042.89/185,876.52
  6. Step 6: Final answer
    x = 120,856.39

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1.5x scale

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.