Home / 202,350.75-279,229.71-111,692.17

Finding the Fourth Proportional to 202,350.75, 279,229.71 and 111,692.17

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Solution

The fourth proportional to 202,350.75, 279,229.71 and 111,692.17 is: 154,127.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,350.75 : 279,229.71 = 111,692.17 : x
  2. Step 2: Convert to fraction form
    202,350.75/279,229.71 = 111,692.17/x
  3. Step 3: Cross multiply
    202,350.75x = 279,229.71 × 111,692.17
  4. Step 4: Simplify right side
    202,350.75x = 31,187,772,238.37
  5. Step 5: Solve for x
    x = 31,187,772,238.37/202,350.75
  6. Step 6: Final answer
    x = 154,127.29

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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.