Home / 40,201.74-60,308.10-13,899.42

Finding the Fourth Proportional to 40,201.74, 60,308.10 and 13,899.42

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Solution

The fourth proportional to 40,201.74, 60,308.10 and 13,899.42 is: 20,851.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,201.74 : 60,308.10 = 13,899.42 : x
  2. Step 2: Convert to fraction form
    40,201.74/60,308.10 = 13,899.42/x
  3. Step 3: Cross multiply
    40,201.74x = 60,308.10 × 13,899.42
  4. Step 4: Simplify right side
    40,201.74x = 838,247,611.30
  5. Step 5: Solve for x
    x = 838,247,611.30/40,201.74
  6. Step 6: Final answer
    x = 20,851.03

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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.