Home / 200,647.28-276,891.72-110,002.16

Finding the Fourth Proportional to 200,647.28, 276,891.72 and 110,002.16

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Solution

The fourth proportional to 200,647.28, 276,891.72 and 110,002.16 is: 151,802.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,647.28 : 276,891.72 = 110,002.16 : x
  2. Step 2: Convert to fraction form
    200,647.28/276,891.72 = 110,002.16/x
  3. Step 3: Cross multiply
    200,647.28x = 276,891.72 × 110,002.16
  4. Step 4: Simplify right side
    200,647.28x = 30,458,687,286.12
  5. Step 5: Solve for x
    x = 30,458,687,286.12/200,647.28
  6. Step 6: Final answer
    x = 151,802.14

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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.