Home / 51,450.20-77,180.84-16,381.66

Finding the Fourth Proportional to 51,450.20, 77,180.84 and 16,381.66

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Solution

The fourth proportional to 51,450.20, 77,180.84 and 16,381.66 is: 24,574.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,450.20 : 77,180.84 = 16,381.66 : x
  2. Step 2: Convert to fraction form
    51,450.20/77,180.84 = 16,381.66/x
  3. Step 3: Cross multiply
    51,450.20x = 77,180.84 × 16,381.66
  4. Step 4: Simplify right side
    51,450.20x = 1,264,350,279.39
  5. Step 5: Solve for x
    x = 1,264,350,279.39/51,450.20
  6. Step 6: Final answer
    x = 24,574.25

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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.