Home / 200,684.20-276,956.62-111,260.20

Finding the Fourth Proportional to 200,684.20, 276,956.62 and 111,260.20

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Solution

The fourth proportional to 200,684.20, 276,956.62 and 111,260.20 is: 153,545.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,684.20 : 276,956.62 = 111,260.20 : x
  2. Step 2: Convert to fraction form
    200,684.20/276,956.62 = 111,260.20/x
  3. Step 3: Cross multiply
    200,684.20x = 276,956.62 × 111,260.20
  4. Step 4: Simplify right side
    200,684.20x = 30,814,248,932.52
  5. Step 5: Solve for x
    x = 30,814,248,932.52/200,684.20
  6. Step 6: Final answer
    x = 153,545.96

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1.5x scale

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.