Home / 51,554.20-77,331.24-14,114.56

Finding the Fourth Proportional to 51,554.20, 77,331.24 and 14,114.56

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Solution

The fourth proportional to 51,554.20, 77,331.24 and 14,114.56 is: 21,171.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,554.20 : 77,331.24 = 14,114.56 : x
  2. Step 2: Convert to fraction form
    51,554.20/77,331.24 = 14,114.56/x
  3. Step 3: Cross multiply
    51,554.20x = 77,331.24 × 14,114.56
  4. Step 4: Simplify right side
    51,554.20x = 1,091,496,426.85
  5. Step 5: Solve for x
    x = 1,091,496,426.85/51,554.20
  6. Step 6: Final answer
    x = 21,171.82

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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.