Home / 51,825.28-77,749.26-16,764.43

Finding the Fourth Proportional to 51,825.28, 77,749.26 and 16,764.43

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Solution

The fourth proportional to 51,825.28, 77,749.26 and 16,764.43 is: 25,150.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,825.28 : 77,749.26 = 16,764.43 : x
  2. Step 2: Convert to fraction form
    51,825.28/77,749.26 = 16,764.43/x
  3. Step 3: Cross multiply
    51,825.28x = 77,749.26 × 16,764.43
  4. Step 4: Simplify right side
    51,825.28x = 1,303,422,026.82
  5. Step 5: Solve for x
    x = 1,303,422,026.82/51,825.28
  6. Step 6: Final answer
    x = 25,150.31

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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.