Home / 49,716.41-74,564.90-18,545.45

Finding the Fourth Proportional to 49,716.41, 74,564.90 and 18,545.45

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Solution

The fourth proportional to 49,716.41, 74,564.90 and 18,545.45 is: 27,814.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,716.41 : 74,564.90 = 18,545.45 : x
  2. Step 2: Convert to fraction form
    49,716.41/74,564.90 = 18,545.45/x
  3. Step 3: Cross multiply
    49,716.41x = 74,564.90 × 18,545.45
  4. Step 4: Simplify right side
    49,716.41x = 1,382,839,531.98
  5. Step 5: Solve for x
    x = 1,382,839,531.98/49,716.41
  6. Step 6: Final answer
    x = 27,814.55

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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.