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Finding the Fourth Proportional to 25,796.65, 35,583.58 and 17,065.21

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Solution

The fourth proportional to 25,796.65, 35,583.58 and 17,065.21 is: 23,539.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,796.65 : 35,583.58 = 17,065.21 : x
  2. Step 2: Convert to fraction form
    25,796.65/35,583.58 = 17,065.21/x
  3. Step 3: Cross multiply
    25,796.65x = 35,583.58 × 17,065.21
  4. Step 4: Simplify right side
    25,796.65x = 607,241,265.25
  5. Step 5: Solve for x
    x = 607,241,265.25/25,796.65
  6. Step 6: Final answer
    x = 23,539.54

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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.