Home / 57,016.90-85,517.20-19,576.27

Finding the Fourth Proportional to 57,016.90, 85,517.20 and 19,576.27

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Solution

The fourth proportional to 57,016.90, 85,517.20 and 19,576.27 is: 29,361.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,016.90 : 85,517.20 = 19,576.27 : x
  2. Step 2: Convert to fraction form
    57,016.90/85,517.20 = 19,576.27/x
  3. Step 3: Cross multiply
    57,016.90x = 85,517.20 × 19,576.27
  4. Step 4: Simplify right side
    57,016.90x = 1,674,107,271.38
  5. Step 5: Solve for x
    x = 1,674,107,271.38/57,016.90
  6. Step 6: Final answer
    x = 29,361.60

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1.5x scale

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.