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Finding the Fourth Proportional to 49,661.67, 74,476.71 and 16,375.53

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Solution

The fourth proportional to 49,661.67, 74,476.71 and 16,375.53 is: 24,558.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,661.67 : 74,476.71 = 16,375.53 : x
  2. Step 2: Convert to fraction form
    49,661.67/74,476.71 = 16,375.53/x
  3. Step 3: Cross multiply
    49,661.67x = 74,476.71 × 16,375.53
  4. Step 4: Simplify right side
    49,661.67x = 1,219,595,598.91
  5. Step 5: Solve for x
    x = 1,219,595,598.91/49,661.67
  6. Step 6: Final answer
    x = 24,558.09

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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.