Home / 185,198.50-278,166.78-174,753.76

Finding the Fourth Proportional to 185,198.50, 278,166.78 and 174,753.76

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Solution

The fourth proportional to 185,198.50, 278,166.78 and 174,753.76 is: 262,478.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,198.50 : 278,166.78 = 174,753.76 : x
  2. Step 2: Convert to fraction form
    185,198.50/278,166.78 = 174,753.76/x
  3. Step 3: Cross multiply
    185,198.50x = 278,166.78 × 174,753.76
  4. Step 4: Simplify right side
    185,198.50x = 48,610,690,712.09
  5. Step 5: Solve for x
    x = 48,610,690,712.09/185,198.50
  6. Step 6: Final answer
    x = 262,478.86

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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.