Home / 200,360.38-276,497.33-115,482.91

Finding the Fourth Proportional to 200,360.38, 276,497.33 and 115,482.91

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Solution

The fourth proportional to 200,360.38, 276,497.33 and 115,482.91 is: 159,366.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,360.38 : 276,497.33 = 115,482.91 : x
  2. Step 2: Convert to fraction form
    200,360.38/276,497.33 = 115,482.91/x
  3. Step 3: Cross multiply
    200,360.38x = 276,497.33 × 115,482.91
  4. Step 4: Simplify right side
    200,360.38x = 31,930,715,698.22
  5. Step 5: Solve for x
    x = 31,930,715,698.22/200,360.38
  6. Step 6: Final answer
    x = 159,366.42

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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.