Home / 57,352.26-86,028.40-17,912.76

Finding the Fourth Proportional to 57,352.26, 86,028.40 and 17,912.76

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Solution

The fourth proportional to 57,352.26, 86,028.40 and 17,912.76 is: 26,869.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,352.26 : 86,028.40 = 17,912.76 : x
  2. Step 2: Convert to fraction form
    57,352.26/86,028.40 = 17,912.76/x
  3. Step 3: Cross multiply
    57,352.26x = 86,028.40 × 17,912.76
  4. Step 4: Simplify right side
    57,352.26x = 1,541,006,082.38
  5. Step 5: Solve for x
    x = 1,541,006,082.38/57,352.26
  6. Step 6: Final answer
    x = 26,869.14

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Double scale
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Similar ratio
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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.