Home / 202,571.23-279,550.45-111,924.94

Finding the Fourth Proportional to 202,571.23, 279,550.45 and 111,924.94

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Solution

The fourth proportional to 202,571.23, 279,550.45 and 111,924.94 is: 154,457.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,571.23 : 279,550.45 = 111,924.94 : x
  2. Step 2: Convert to fraction form
    202,571.23/279,550.45 = 111,924.94/x
  3. Step 3: Cross multiply
    202,571.23x = 279,550.45 × 111,924.94
  4. Step 4: Simplify right side
    202,571.23x = 31,288,667,343.22
  5. Step 5: Solve for x
    x = 31,288,667,343.22/202,571.23
  6. Step 6: Final answer
    x = 154,457.61

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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.