Home / 200,127.73-276,258.44-135,685.24

Finding the Fourth Proportional to 200,127.73, 276,258.44 and 135,685.24

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Solution

The fourth proportional to 200,127.73, 276,258.44 and 135,685.24 is: 187,301.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,127.73 : 276,258.44 = 135,685.24 : x
  2. Step 2: Convert to fraction form
    200,127.73/276,258.44 = 135,685.24/x
  3. Step 3: Cross multiply
    200,127.73x = 276,258.44 × 135,685.24
  4. Step 4: Simplify right side
    200,127.73x = 37,484,192,733.43
  5. Step 5: Solve for x
    x = 37,484,192,733.43/200,127.73
  6. Step 6: Final answer
    x = 187,301.34

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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.