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Finding the Fourth Proportional to 63,388.40, 95,075.39 and 16,644.92

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Solution

The fourth proportional to 63,388.40, 95,075.39 and 16,644.92 is: 24,965.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,388.40 : 95,075.39 = 16,644.92 : x
  2. Step 2: Convert to fraction form
    63,388.40/95,075.39 = 16,644.92/x
  3. Step 3: Cross multiply
    63,388.40x = 95,075.39 × 16,644.92
  4. Step 4: Simplify right side
    63,388.40x = 1,582,521,826.75
  5. Step 5: Solve for x
    x = 1,582,521,826.75/63,388.40
  6. Step 6: Final answer
    x = 24,965.48

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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.