Home / 49,756.22-74,633.87-20,167.02

Finding the Fourth Proportional to 49,756.22, 74,633.87 and 20,167.02

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Solution

The fourth proportional to 49,756.22, 74,633.87 and 20,167.02 is: 30,250.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,756.22 : 74,633.87 = 20,167.02 : x
  2. Step 2: Convert to fraction form
    49,756.22/74,633.87 = 20,167.02/x
  3. Step 3: Cross multiply
    49,756.22x = 74,633.87 × 20,167.02
  4. Step 4: Simplify right side
    49,756.22x = 1,505,142,648.13
  5. Step 5: Solve for x
    x = 1,505,142,648.13/49,756.22
  6. Step 6: Final answer
    x = 30,250.34

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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.