Home / 34,082.28-51,130.28-11,889.72

Finding the Fourth Proportional to 34,082.28, 51,130.28 and 11,889.72

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Solution

The fourth proportional to 34,082.28, 51,130.28 and 11,889.72 is: 17,836.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,082.28 : 51,130.28 = 11,889.72 : x
  2. Step 2: Convert to fraction form
    34,082.28/51,130.28 = 11,889.72/x
  3. Step 3: Cross multiply
    34,082.28x = 51,130.28 × 11,889.72
  4. Step 4: Simplify right side
    34,082.28x = 607,924,742.45
  5. Step 5: Solve for x
    x = 607,924,742.45/34,082.28
  6. Step 6: Final answer
    x = 17,836.97

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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.