Home / 202,004.24-278,753.33-111,355.52

Finding the Fourth Proportional to 202,004.24, 278,753.33 and 111,355.52

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Solution

The fourth proportional to 202,004.24, 278,753.33 and 111,355.52 is: 153,663.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,004.24 : 278,753.33 = 111,355.52 : x
  2. Step 2: Convert to fraction form
    202,004.24/278,753.33 = 111,355.52/x
  3. Step 3: Cross multiply
    202,004.24x = 278,753.33 × 111,355.52
  4. Step 4: Simplify right side
    202,004.24x = 31,040,720,063.34
  5. Step 5: Solve for x
    x = 31,040,720,063.34/202,004.24
  6. Step 6: Final answer
    x = 153,663.71

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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.