Home / 49,625.62-74,437.20-12,185.38

Finding the Fourth Proportional to 49,625.62, 74,437.20 and 12,185.38

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Solution

The fourth proportional to 49,625.62, 74,437.20 and 12,185.38 is: 18,277.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,625.62 : 74,437.20 = 12,185.38 : x
  2. Step 2: Convert to fraction form
    49,625.62/74,437.20 = 12,185.38/x
  3. Step 3: Cross multiply
    49,625.62x = 74,437.20 × 12,185.38
  4. Step 4: Simplify right side
    49,625.62x = 907,045,568.14
  5. Step 5: Solve for x
    x = 907,045,568.14/49,625.62
  6. Step 6: Final answer
    x = 18,277.77

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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.