Home / 269,172.32-403,635.44-100,568.97

Finding the Fourth Proportional to 269,172.32, 403,635.44 and 100,568.97

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Solution

The fourth proportional to 269,172.32, 403,635.44 and 100,568.97 is: 150,807.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,172.32 : 403,635.44 = 100,568.97 : x
  2. Step 2: Convert to fraction form
    269,172.32/403,635.44 = 100,568.97/x
  3. Step 3: Cross multiply
    269,172.32x = 403,635.44 × 100,568.97
  4. Step 4: Simplify right side
    269,172.32x = 40,593,200,707.72
  5. Step 5: Solve for x
    x = 40,593,200,707.72/269,172.32
  6. Step 6: Final answer
    x = 150,807.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.