Home / 49,926.96-74,889.18-20,344.68

Finding the Fourth Proportional to 49,926.96, 74,889.18 and 20,344.68

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Solution

The fourth proportional to 49,926.96, 74,889.18 and 20,344.68 is: 30,516.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,926.96 : 74,889.18 = 20,344.68 : x
  2. Step 2: Convert to fraction form
    49,926.96/74,889.18 = 20,344.68/x
  3. Step 3: Cross multiply
    49,926.96x = 74,889.18 × 20,344.68
  4. Step 4: Simplify right side
    49,926.96x = 1,523,596,402.56
  5. Step 5: Solve for x
    x = 1,523,596,402.56/49,926.96
  6. Step 6: Final answer
    x = 30,516.51

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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.