Home / 49,976.98-74,940-16,685.08

Finding the Fourth Proportional to 49,976.98, 74,940 and 16,685.08

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Solution

The fourth proportional to 49,976.98, 74,940 and 16,685.08 is: 25,019.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,976.98 : 74,940 = 16,685.08 : x
  2. Step 2: Convert to fraction form
    49,976.98/74,940 = 16,685.08/x
  3. Step 3: Cross multiply
    49,976.98x = 74,940 × 16,685.08
  4. Step 4: Simplify right side
    49,976.98x = 1,250,379,895.20
  5. Step 5: Solve for x
    x = 1,250,379,895.20/49,976.98
  6. Step 6: Final answer
    x = 25,019.12

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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.