Home / 114,713.28-158,361.89-71,716.66

Finding the Fourth Proportional to 114,713.28, 158,361.89 and 71,716.66

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Solution

The fourth proportional to 114,713.28, 158,361.89 and 71,716.66 is: 99,004.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,713.28 : 158,361.89 = 71,716.66 : x
  2. Step 2: Convert to fraction form
    114,713.28/158,361.89 = 71,716.66/x
  3. Step 3: Cross multiply
    114,713.28x = 158,361.89 × 71,716.66
  4. Step 4: Simplify right side
    114,713.28x = 11,357,185,067.60
  5. Step 5: Solve for x
    x = 11,357,185,067.60/114,713.28
  6. Step 6: Final answer
    x = 99,004.97

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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.