Home / 202,236.38-279,085.88-111,592.28

Finding the Fourth Proportional to 202,236.38, 279,085.88 and 111,592.28

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Solution

The fourth proportional to 202,236.38, 279,085.88 and 111,592.28 is: 153,997.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,236.38 : 279,085.88 = 111,592.28 : x
  2. Step 2: Convert to fraction form
    202,236.38/279,085.88 = 111,592.28/x
  3. Step 3: Cross multiply
    202,236.38x = 279,085.88 × 111,592.28
  4. Step 4: Simplify right side
    202,236.38x = 31,143,828,548.56
  5. Step 5: Solve for x
    x = 31,143,828,548.56/202,236.38
  6. Step 6: Final answer
    x = 153,997.16

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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.