Home / 338,826.16-467,564.16-187,919.92

Finding the Fourth Proportional to 338,826.16, 467,564.16 and 187,919.92

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Solution

The fourth proportional to 338,826.16, 467,564.16 and 187,919.92 is: 259,320.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,826.16 : 467,564.16 = 187,919.92 : x
  2. Step 2: Convert to fraction form
    338,826.16/467,564.16 = 187,919.92/x
  3. Step 3: Cross multiply
    338,826.16x = 467,564.16 × 187,919.92
  4. Step 4: Simplify right side
    338,826.16x = 87,864,619,542.07
  5. Step 5: Solve for x
    x = 87,864,619,542.07/338,826.16
  6. Step 6: Final answer
    x = 259,320.65

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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.