Home / 49,689.14-74,536.10-16,408.46

Finding the Fourth Proportional to 49,689.14, 74,536.10 and 16,408.46

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Solution

The fourth proportional to 49,689.14, 74,536.10 and 16,408.46 is: 24,613.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,689.14 : 74,536.10 = 16,408.46 : x
  2. Step 2: Convert to fraction form
    49,689.14/74,536.10 = 16,408.46/x
  3. Step 3: Cross multiply
    49,689.14x = 74,536.10 × 16,408.46
  4. Step 4: Simplify right side
    49,689.14x = 1,223,022,615.41
  5. Step 5: Solve for x
    x = 1,223,022,615.41/49,689.14
  6. Step 6: Final answer
    x = 24,613.48

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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.