Home / 57,032.38-85,570.50-40,181.62

Finding the Fourth Proportional to 57,032.38, 85,570.50 and 40,181.62

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Solution

The fourth proportional to 57,032.38, 85,570.50 and 40,181.62 is: 60,287.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,032.38 : 85,570.50 = 40,181.62 : x
  2. Step 2: Convert to fraction form
    57,032.38/85,570.50 = 40,181.62/x
  3. Step 3: Cross multiply
    57,032.38x = 85,570.50 × 40,181.62
  4. Step 4: Simplify right side
    57,032.38x = 3,438,361,314.21
  5. Step 5: Solve for x
    x = 3,438,361,314.21/57,032.38
  6. Step 6: Final answer
    x = 60,287.88

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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.