Home / 202,236.53-279,086.07-111,592.42

Finding the Fourth Proportional to 202,236.53, 279,086.07 and 111,592.42

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Solution

The fourth proportional to 202,236.53, 279,086.07 and 111,592.42 is: 153,997.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,236.53 : 279,086.07 = 111,592.42 : x
  2. Step 2: Convert to fraction form
    202,236.53/279,086.07 = 111,592.42/x
  3. Step 3: Cross multiply
    202,236.53x = 279,086.07 × 111,592.42
  4. Step 4: Simplify right side
    202,236.53x = 31,143,889,660.35
  5. Step 5: Solve for x
    x = 31,143,889,660.35/202,236.53
  6. Step 6: Final answer
    x = 153,997.35

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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.