Home / 277,723.11-383,149.38-161,417.25

Finding the Fourth Proportional to 277,723.11, 383,149.38 and 161,417.25

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Solution

The fourth proportional to 277,723.11, 383,149.38 and 161,417.25 is: 222,692.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,723.11 : 383,149.38 = 161,417.25 : x
  2. Step 2: Convert to fraction form
    277,723.11/383,149.38 = 161,417.25/x
  3. Step 3: Cross multiply
    277,723.11x = 383,149.38 × 161,417.25
  4. Step 4: Simplify right side
    277,723.11x = 61,846,919,258.81
  5. Step 5: Solve for x
    x = 61,846,919,258.81/277,723.11
  6. Step 6: Final answer
    x = 222,692.74

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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.