Home / 200,335.60-276,454.56-109,689.92

Finding the Fourth Proportional to 200,335.60, 276,454.56 and 109,689.92

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Solution

The fourth proportional to 200,335.60, 276,454.56 and 109,689.92 is: 151,367.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,335.60 : 276,454.56 = 109,689.92 : x
  2. Step 2: Convert to fraction form
    200,335.60/276,454.56 = 109,689.92/x
  3. Step 3: Cross multiply
    200,335.60x = 276,454.56 × 109,689.92
  4. Step 4: Simplify right side
    200,335.60x = 30,324,278,570.04
  5. Step 5: Solve for x
    x = 30,324,278,570.04/200,335.60
  6. Step 6: Final answer
    x = 151,367.40

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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.