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Finding the Fourth Proportional to 26,959.96, 37,200.24 and 15,022.96

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Solution

The fourth proportional to 26,959.96, 37,200.24 and 15,022.96 is: 20,729.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,959.96 : 37,200.24 = 15,022.96 : x
  2. Step 2: Convert to fraction form
    26,959.96/37,200.24 = 15,022.96/x
  3. Step 3: Cross multiply
    26,959.96x = 37,200.24 × 15,022.96
  4. Step 4: Simplify right side
    26,959.96x = 558,857,717.51
  5. Step 5: Solve for x
    x = 558,857,717.51/26,959.96
  6. Step 6: Final answer
    x = 20,729.17

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1.5x scale

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.