Home / 51,496.40-77,244.66-18,198.24

Finding the Fourth Proportional to 51,496.40, 77,244.66 and 18,198.24

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Solution

The fourth proportional to 51,496.40, 77,244.66 and 18,198.24 is: 27,297.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,496.40 : 77,244.66 = 18,198.24 : x
  2. Step 2: Convert to fraction form
    51,496.40/77,244.66 = 18,198.24/x
  3. Step 3: Cross multiply
    51,496.40x = 77,244.66 × 18,198.24
  4. Step 4: Simplify right side
    51,496.40x = 1,405,716,861.40
  5. Step 5: Solve for x
    x = 1,405,716,861.40/51,496.40
  6. Step 6: Final answer
    x = 27,297.38

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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.