Home / 49,766.40-74,636.64-16,489.44

Finding the Fourth Proportional to 49,766.40, 74,636.64 and 16,489.44

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Solution

The fourth proportional to 49,766.40, 74,636.64 and 16,489.44 is: 24,729.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,766.40 : 74,636.64 = 16,489.44 : x
  2. Step 2: Convert to fraction form
    49,766.40/74,636.64 = 16,489.44/x
  3. Step 3: Cross multiply
    49,766.40x = 74,636.64 × 16,489.44
  4. Step 4: Simplify right side
    49,766.40x = 1,230,716,397.08
  5. Step 5: Solve for x
    x = 1,230,716,397.08/49,766.40
  6. Step 6: Final answer
    x = 24,729.87

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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.