Home / 200,352.62-276,508.69-127,758.18

Finding the Fourth Proportional to 200,352.62, 276,508.69 and 127,758.18

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Solution

The fourth proportional to 200,352.62, 276,508.69 and 127,758.18 is: 176,320.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,352.62 : 276,508.69 = 127,758.18 : x
  2. Step 2: Convert to fraction form
    200,352.62/276,508.69 = 127,758.18/x
  3. Step 3: Cross multiply
    200,352.62x = 276,508.69 × 127,758.18
  4. Step 4: Simplify right side
    200,352.62x = 35,326,246,988.58
  5. Step 5: Solve for x
    x = 35,326,246,988.58/200,352.62
  6. Step 6: Final answer
    x = 176,320.36

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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.