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Finding the Fourth Proportional to 63,532.50, 95,296 and 21,409.80

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Solution

The fourth proportional to 63,532.50, 95,296 and 21,409.80 is: 32,113.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,532.50 : 95,296 = 21,409.80 : x
  2. Step 2: Convert to fraction form
    63,532.50/95,296 = 21,409.80/x
  3. Step 3: Cross multiply
    63,532.50x = 95,296 × 21,409.80
  4. Step 4: Simplify right side
    63,532.50x = 2,040,268,300.80
  5. Step 5: Solve for x
    x = 2,040,268,300.80/63,532.50
  6. Step 6: Final answer
    x = 32,113.77

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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.