Home / 200,727.24-301,003.38-67,571.76

Finding the Fourth Proportional to 200,727.24, 301,003.38 and 67,571.76

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Solution

The fourth proportional to 200,727.24, 301,003.38 and 67,571.76 is: 101,328.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,727.24 : 301,003.38 = 67,571.76 : x
  2. Step 2: Convert to fraction form
    200,727.24/301,003.38 = 67,571.76/x
  3. Step 3: Cross multiply
    200,727.24x = 301,003.38 × 67,571.76
  4. Step 4: Simplify right side
    200,727.24x = 20,339,328,152.55
  5. Step 5: Solve for x
    x = 20,339,328,152.55/200,727.24
  6. Step 6: Final answer
    x = 101,328.19

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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.