Home / 202,204.56-279,044.94-111,564.24

Finding the Fourth Proportional to 202,204.56, 279,044.94 and 111,564.24

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Solution

The fourth proportional to 202,204.56, 279,044.94 and 111,564.24 is: 153,960.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,204.56 : 279,044.94 = 111,564.24 : x
  2. Step 2: Convert to fraction form
    202,204.56/279,044.94 = 111,564.24/x
  3. Step 3: Cross multiply
    202,204.56x = 279,044.94 × 111,564.24
  4. Step 4: Simplify right side
    202,204.56x = 31,131,436,656.95
  5. Step 5: Solve for x
    x = 31,131,436,656.95/202,204.56
  6. Step 6: Final answer
    x = 153,960.11

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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.