Home / 109,480.36-151,082.82-59,179.36

Finding the Fourth Proportional to 109,480.36, 151,082.82 and 59,179.36

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Solution

The fourth proportional to 109,480.36, 151,082.82 and 59,179.36 is: 81,667.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,480.36 : 151,082.82 = 59,179.36 : x
  2. Step 2: Convert to fraction form
    109,480.36/151,082.82 = 59,179.36/x
  3. Step 3: Cross multiply
    109,480.36x = 151,082.82 × 59,179.36
  4. Step 4: Simplify right side
    109,480.36x = 8,940,984,594.60
  5. Step 5: Solve for x
    x = 8,940,984,594.60/109,480.36
  6. Step 6: Final answer
    x = 81,667.48

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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.