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Finding the Fourth Proportional to 25,350.63, 34,965.72 and 17,798.64

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Solution

The fourth proportional to 25,350.63, 34,965.72 and 17,798.64 is: 24,549.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,350.63 : 34,965.72 = 17,798.64 : x
  2. Step 2: Convert to fraction form
    25,350.63/34,965.72 = 17,798.64/x
  3. Step 3: Cross multiply
    25,350.63x = 34,965.72 × 17,798.64
  4. Step 4: Simplify right side
    25,350.63x = 622,342,262.62
  5. Step 5: Solve for x
    x = 622,342,262.62/25,350.63
  6. Step 6: Final answer
    x = 24,549.38

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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.