Home / 200,213.95-276,291.56-109,568.09

Finding the Fourth Proportional to 200,213.95, 276,291.56 and 109,568.09

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Solution

The fourth proportional to 200,213.95, 276,291.56 and 109,568.09 is: 151,201.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,213.95 : 276,291.56 = 109,568.09 : x
  2. Step 2: Convert to fraction form
    200,213.95/276,291.56 = 109,568.09/x
  3. Step 3: Cross multiply
    200,213.95x = 276,291.56 × 109,568.09
  4. Step 4: Simplify right side
    200,213.95x = 30,272,736,583.02
  5. Step 5: Solve for x
    x = 30,272,736,583.02/200,213.95
  6. Step 6: Final answer
    x = 151,201.93

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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.