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Finding the Fourth Proportional to 26,958.36, 37,201.36 and 15,023

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Solution

The fourth proportional to 26,958.36, 37,201.36 and 15,023 is: 20,731.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,958.36 : 37,201.36 = 15,023 : x
  2. Step 2: Convert to fraction form
    26,958.36/37,201.36 = 15,023/x
  3. Step 3: Cross multiply
    26,958.36x = 37,201.36 × 15,023
  4. Step 4: Simplify right side
    26,958.36x = 558,876,031.28
  5. Step 5: Solve for x
    x = 558,876,031.28/26,958.36
  6. Step 6: Final answer
    x = 20,731.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.