Home / 116,816.44-161,155.82-71,496.44

Finding the Fourth Proportional to 116,816.44, 161,155.82 and 71,496.44

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Solution

The fourth proportional to 116,816.44, 161,155.82 and 71,496.44 is: 98,633.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,816.44 : 161,155.82 = 71,496.44 : x
  2. Step 2: Convert to fraction form
    116,816.44/161,155.82 = 71,496.44/x
  3. Step 3: Cross multiply
    116,816.44x = 161,155.82 × 71,496.44
  4. Step 4: Simplify right side
    116,816.44x = 11,522,067,415.28
  5. Step 5: Solve for x
    x = 11,522,067,415.28/116,816.44
  6. Step 6: Final answer
    x = 98,633.95

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1.5x scale

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.