Home / 51,849.38-77,786.37-16,788.98

Finding the Fourth Proportional to 51,849.38, 77,786.37 and 16,788.98

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Solution

The fourth proportional to 51,849.38, 77,786.37 and 16,788.98 is: 25,187.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,849.38 : 77,786.37 = 16,788.98 : x
  2. Step 2: Convert to fraction form
    51,849.38/77,786.37 = 16,788.98/x
  3. Step 3: Cross multiply
    51,849.38x = 77,786.37 × 16,788.98
  4. Step 4: Simplify right side
    51,849.38x = 1,305,953,810.20
  5. Step 5: Solve for x
    x = 1,305,953,810.20/51,849.38
  6. Step 6: Final answer
    x = 25,187.45

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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.