Home / 45,891.42-68,816.01-18,170.46

Finding the Fourth Proportional to 45,891.42, 68,816.01 and 18,170.46

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Solution

The fourth proportional to 45,891.42, 68,816.01 and 18,170.46 is: 27,247.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,891.42 : 68,816.01 = 18,170.46 : x
  2. Step 2: Convert to fraction form
    45,891.42/68,816.01 = 18,170.46/x
  3. Step 3: Cross multiply
    45,891.42x = 68,816.01 × 18,170.46
  4. Step 4: Simplify right side
    45,891.42x = 1,250,418,557.06
  5. Step 5: Solve for x
    x = 1,250,418,557.06/45,891.42
  6. Step 6: Final answer
    x = 27,247.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.