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Finding the Fourth Proportional to 26,238.16, 36,202.44 and 14,907.88

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Solution

The fourth proportional to 26,238.16, 36,202.44 and 14,907.88 is: 20,569.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,238.16 : 36,202.44 = 14,907.88 : x
  2. Step 2: Convert to fraction form
    26,238.16/36,202.44 = 14,907.88/x
  3. Step 3: Cross multiply
    26,238.16x = 36,202.44 × 14,907.88
  4. Step 4: Simplify right side
    26,238.16x = 539,701,631.23
  5. Step 5: Solve for x
    x = 539,701,631.23/26,238.16
  6. Step 6: Final answer
    x = 20,569.34

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