Home / 286,003.34-394,869.49-177,223.11

Finding the Fourth Proportional to 286,003.34, 394,869.49 and 177,223.11

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Solution

The fourth proportional to 286,003.34, 394,869.49 and 177,223.11 is: 244,682.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,003.34 : 394,869.49 = 177,223.11 : x
  2. Step 2: Convert to fraction form
    286,003.34/394,869.49 = 177,223.11/x
  3. Step 3: Cross multiply
    286,003.34x = 394,869.49 × 177,223.11
  4. Step 4: Simplify right side
    286,003.34x = 69,979,998,134.98
  5. Step 5: Solve for x
    x = 69,979,998,134.98/286,003.34
  6. Step 6: Final answer
    x = 244,682.45

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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.