Home / 49,360.68-74,023.68-13,812.44

Finding the Fourth Proportional to 49,360.68, 74,023.68 and 13,812.44

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Solution

The fourth proportional to 49,360.68, 74,023.68 and 13,812.44 is: 20,713.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,360.68 : 74,023.68 = 13,812.44 : x
  2. Step 2: Convert to fraction form
    49,360.68/74,023.68 = 13,812.44/x
  3. Step 3: Cross multiply
    49,360.68x = 74,023.68 × 13,812.44
  4. Step 4: Simplify right side
    49,360.68x = 1,022,447,638.58
  5. Step 5: Solve for x
    x = 1,022,447,638.58/49,360.68
  6. Step 6: Final answer
    x = 20,713.81

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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.