Home / 202,027.44-278,810.39-111,383.24

Finding the Fourth Proportional to 202,027.44, 278,810.39 and 111,383.24

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Solution

The fourth proportional to 202,027.44, 278,810.39 and 111,383.24 is: 153,715.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,027.44 : 278,810.39 = 111,383.24 : x
  2. Step 2: Convert to fraction form
    202,027.44/278,810.39 = 111,383.24/x
  3. Step 3: Cross multiply
    202,027.44x = 278,810.39 × 111,383.24
  4. Step 4: Simplify right side
    202,027.44x = 31,054,802,632.90
  5. Step 5: Solve for x
    x = 31,054,802,632.90/202,027.44
  6. Step 6: Final answer
    x = 153,715.77

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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.