Home / 114,942.46-158,618.10-66,546.43

Finding the Fourth Proportional to 114,942.46, 158,618.10 and 66,546.43

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Solution

The fourth proportional to 114,942.46, 158,618.10 and 66,546.43 is: 91,832.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,942.46 : 158,618.10 = 66,546.43 : x
  2. Step 2: Convert to fraction form
    114,942.46/158,618.10 = 66,546.43/x
  3. Step 3: Cross multiply
    114,942.46x = 158,618.10 × 66,546.43
  4. Step 4: Simplify right side
    114,942.46x = 10,555,468,288.38
  5. Step 5: Solve for x
    x = 10,555,468,288.38/114,942.46
  6. Step 6: Final answer
    x = 91,832.63

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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.