Home / 114,651.26-158,223.29-66,251.58

Finding the Fourth Proportional to 114,651.26, 158,223.29 and 66,251.58

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Solution

The fourth proportional to 114,651.26, 158,223.29 and 66,251.58 is: 91,429.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,651.26 : 158,223.29 = 66,251.58 : x
  2. Step 2: Convert to fraction form
    114,651.26/158,223.29 = 66,251.58/x
  3. Step 3: Cross multiply
    114,651.26x = 158,223.29 × 66,251.58
  4. Step 4: Simplify right side
    114,651.26x = 10,482,542,624.04
  5. Step 5: Solve for x
    x = 10,482,542,624.04/114,651.26
  6. Step 6: Final answer
    x = 91,429.81

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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.