Home / 200,446.20-276,394.10-127,733.92

Finding the Fourth Proportional to 200,446.20, 276,394.10 and 127,733.92

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Solution

The fourth proportional to 200,446.20, 276,394.10 and 127,733.92 is: 176,131.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,446.20 : 276,394.10 = 127,733.92 : x
  2. Step 2: Convert to fraction form
    200,446.20/276,394.10 = 127,733.92/x
  3. Step 3: Cross multiply
    200,446.20x = 276,394.10 × 127,733.92
  4. Step 4: Simplify right side
    200,446.20x = 35,304,901,219.20
  5. Step 5: Solve for x
    x = 35,304,901,219.20/200,446.20
  6. Step 6: Final answer
    x = 176,131.56

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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.