Home / 202,236.29-279,085.75-111,592.18

Finding the Fourth Proportional to 202,236.29, 279,085.75 and 111,592.18

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Solution

The fourth proportional to 202,236.29, 279,085.75 and 111,592.18 is: 153,997.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,236.29 : 279,085.75 = 111,592.18 : x
  2. Step 2: Convert to fraction form
    202,236.29/279,085.75 = 111,592.18/x
  3. Step 3: Cross multiply
    202,236.29x = 279,085.75 × 111,592.18
  4. Step 4: Simplify right side
    202,236.29x = 31,143,787,947.02
  5. Step 5: Solve for x
    x = 31,143,787,947.02/202,236.29
  6. Step 6: Final answer
    x = 153,997.03

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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.