Home / 57,942.31-79,964.76-32,447.38

Finding the Fourth Proportional to 57,942.31, 79,964.76 and 32,447.38

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Solution

The fourth proportional to 57,942.31, 79,964.76 and 32,447.38 is: 44,779.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,942.31 : 79,964.76 = 32,447.38 : x
  2. Step 2: Convert to fraction form
    57,942.31/79,964.76 = 32,447.38/x
  3. Step 3: Cross multiply
    57,942.31x = 79,964.76 × 32,447.38
  4. Step 4: Simplify right side
    57,942.31x = 2,594,646,954.33
  5. Step 5: Solve for x
    x = 2,594,646,954.33/57,942.31
  6. Step 6: Final answer
    x = 44,779.83

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1.5x scale

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.