Home / 57,271.14-79,032.66-31,777.41

Finding the Fourth Proportional to 57,271.14, 79,032.66 and 31,777.41

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Solution

The fourth proportional to 57,271.14, 79,032.66 and 31,777.41 is: 43,851.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,271.14 : 79,032.66 = 31,777.41 : x
  2. Step 2: Convert to fraction form
    57,271.14/79,032.66 = 31,777.41/x
  3. Step 3: Cross multiply
    57,271.14x = 79,032.66 × 31,777.41
  4. Step 4: Simplify right side
    57,271.14x = 2,511,453,240.21
  5. Step 5: Solve for x
    x = 2,511,453,240.21/57,271.14
  6. Step 6: Final answer
    x = 43,851.99

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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.