Home / 200,224.32-276,307.12-109,579.36

Finding the Fourth Proportional to 200,224.32, 276,307.12 and 109,579.36

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Solution

The fourth proportional to 200,224.32, 276,307.12 and 109,579.36 is: 151,218.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,224.32 : 276,307.12 = 109,579.36 : x
  2. Step 2: Convert to fraction form
    200,224.32/276,307.12 = 109,579.36/x
  3. Step 3: Cross multiply
    200,224.32x = 276,307.12 × 109,579.36
  4. Step 4: Simplify right side
    200,224.32x = 30,277,557,373.04
  5. Step 5: Solve for x
    x = 30,277,557,373.04/200,224.32
  6. Step 6: Final answer
    x = 151,218.18

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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.