Home / 200,637.41-276,877.86-109,991.73

Finding the Fourth Proportional to 200,637.41, 276,877.86 and 109,991.73

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Solution

The fourth proportional to 200,637.41, 276,877.86 and 109,991.73 is: 151,787.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,637.41 : 276,877.86 = 109,991.73 : x
  2. Step 2: Convert to fraction form
    200,637.41/276,877.86 = 109,991.73/x
  3. Step 3: Cross multiply
    200,637.41x = 276,877.86 × 109,991.73
  4. Step 4: Simplify right side
    200,637.41x = 30,454,274,820.10
  5. Step 5: Solve for x
    x = 30,454,274,820.10/200,637.41
  6. Step 6: Final answer
    x = 151,787.62

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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.