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Finding the Fourth Proportional to 63,371.20, 95,056.80 and 16,628.80

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Solution

The fourth proportional to 63,371.20, 95,056.80 and 16,628.80 is: 24,943.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,371.20 : 95,056.80 = 16,628.80 : x
  2. Step 2: Convert to fraction form
    63,371.20/95,056.80 = 16,628.80/x
  3. Step 3: Cross multiply
    63,371.20x = 95,056.80 × 16,628.80
  4. Step 4: Simplify right side
    63,371.20x = 1,580,680,515.84
  5. Step 5: Solve for x
    x = 1,580,680,515.84/63,371.20
  6. Step 6: Final answer
    x = 24,943.20

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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.