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Finding the Fourth Proportional to 26,699.56, 36,828.03 and 17,124.28

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Solution

The fourth proportional to 26,699.56, 36,828.03 and 17,124.28 is: 23,620.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,699.56 : 36,828.03 = 17,124.28 : x
  2. Step 2: Convert to fraction form
    26,699.56/36,828.03 = 17,124.28/x
  3. Step 3: Cross multiply
    26,699.56x = 36,828.03 × 17,124.28
  4. Step 4: Simplify right side
    26,699.56x = 630,653,270.62
  5. Step 5: Solve for x
    x = 630,653,270.62/26,699.56
  6. Step 6: Final answer
    x = 23,620.37

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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.