Home / 202,570.23-279,549.07-111,923.94

Finding the Fourth Proportional to 202,570.23, 279,549.07 and 111,923.94

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Solution

The fourth proportional to 202,570.23, 279,549.07 and 111,923.94 is: 154,456.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,570.23 : 279,549.07 = 111,923.94 : x
  2. Step 2: Convert to fraction form
    202,570.23/279,549.07 = 111,923.94/x
  3. Step 3: Cross multiply
    202,570.23x = 279,549.07 × 111,923.94
  4. Step 4: Simplify right side
    202,570.23x = 31,288,233,057.93
  5. Step 5: Solve for x
    x = 31,288,233,057.93/202,570.23
  6. Step 6: Final answer
    x = 154,456.23

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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.