Home / 51,949.68-77,907.96-16,880.88

Finding the Fourth Proportional to 51,949.68, 77,907.96 and 16,880.88

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Solution

The fourth proportional to 51,949.68, 77,907.96 and 16,880.88 is: 25,315.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,949.68 : 77,907.96 = 16,880.88 : x
  2. Step 2: Convert to fraction form
    51,949.68/77,907.96 = 16,880.88/x
  3. Step 3: Cross multiply
    51,949.68x = 77,907.96 × 16,880.88
  4. Step 4: Simplify right side
    51,949.68x = 1,315,154,923.80
  5. Step 5: Solve for x
    x = 1,315,154,923.80/51,949.68
  6. Step 6: Final answer
    x = 25,315.94

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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.