Home / 202,236.37-279,085.86-111,592.26

Finding the Fourth Proportional to 202,236.37, 279,085.86 and 111,592.26

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Solution

The fourth proportional to 202,236.37, 279,085.86 and 111,592.26 is: 153,997.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,236.37 : 279,085.86 = 111,592.26 : x
  2. Step 2: Convert to fraction form
    202,236.37/279,085.86 = 111,592.26/x
  3. Step 3: Cross multiply
    202,236.37x = 279,085.86 × 111,592.26
  4. Step 4: Simplify right side
    202,236.37x = 31,143,821,851.44
  5. Step 5: Solve for x
    x = 31,143,821,851.44/202,236.37
  6. Step 6: Final answer
    x = 153,997.14

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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.