Home / 35,279.90-52,916.60-11,906.54

Finding the Fourth Proportional to 35,279.90, 52,916.60 and 11,906.54

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Solution

The fourth proportional to 35,279.90, 52,916.60 and 11,906.54 is: 17,858.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,279.90 : 52,916.60 = 11,906.54 : x
  2. Step 2: Convert to fraction form
    35,279.90/52,916.60 = 11,906.54/x
  3. Step 3: Cross multiply
    35,279.90x = 52,916.60 × 11,906.54
  4. Step 4: Simplify right side
    35,279.90x = 630,053,614.56
  5. Step 5: Solve for x
    x = 630,053,614.56/35,279.90
  6. Step 6: Final answer
    x = 17,858.71

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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.