Home / 57,451.11-79,272.80-31,954.11

Finding the Fourth Proportional to 57,451.11, 79,272.80 and 31,954.11

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Solution

The fourth proportional to 57,451.11, 79,272.80 and 31,954.11 is: 44,091.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,451.11 : 79,272.80 = 31,954.11 : x
  2. Step 2: Convert to fraction form
    57,451.11/79,272.80 = 31,954.11/x
  3. Step 3: Cross multiply
    57,451.11x = 79,272.80 × 31,954.11
  4. Step 4: Simplify right side
    57,451.11x = 2,533,091,611.44
  5. Step 5: Solve for x
    x = 2,533,091,611.44/57,451.11
  6. Step 6: Final answer
    x = 44,091.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.