Home / 43,923.24-65,891.28-12,754.44

Finding the Fourth Proportional to 43,923.24, 65,891.28 and 12,754.44

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Solution

The fourth proportional to 43,923.24, 65,891.28 and 12,754.44 is: 19,133.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,923.24 : 65,891.28 = 12,754.44 : x
  2. Step 2: Convert to fraction form
    43,923.24/65,891.28 = 12,754.44/x
  3. Step 3: Cross multiply
    43,923.24x = 65,891.28 × 12,754.44
  4. Step 4: Simplify right side
    43,923.24x = 840,406,377.28
  5. Step 5: Solve for x
    x = 840,406,377.28/43,923.24
  6. Step 6: Final answer
    x = 19,133.52

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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.