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Finding the Fourth Proportional to 109,252.87, 163,824.41 and 63,675.25

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Solution

The fourth proportional to 109,252.87, 163,824.41 and 63,675.25 is: 95,480.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,252.87 : 163,824.41 = 63,675.25 : x
  2. Step 2: Convert to fraction form
    109,252.87/163,824.41 = 63,675.25/x
  3. Step 3: Cross multiply
    109,252.87x = 163,824.41 × 63,675.25
  4. Step 4: Simplify right side
    109,252.87x = 10,431,559,577.37
  5. Step 5: Solve for x
    x = 10,431,559,577.37/109,252.87
  6. Step 6: Final answer
    x = 95,480.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.