Home / 202,544.36-279,516.86-111,906.17

Finding the Fourth Proportional to 202,544.36, 279,516.86 and 111,906.17

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Solution

The fourth proportional to 202,544.36, 279,516.86 and 111,906.17 is: 154,433.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,544.36 : 279,516.86 = 111,906.17 : x
  2. Step 2: Convert to fraction form
    202,544.36/279,516.86 = 111,906.17/x
  3. Step 3: Cross multiply
    202,544.36x = 279,516.86 × 111,906.17
  4. Step 4: Simplify right side
    202,544.36x = 31,279,660,763.75
  5. Step 5: Solve for x
    x = 31,279,660,763.75/202,544.36
  6. Step 6: Final answer
    x = 154,433.63

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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.