Home / 63,929.25-95,912.10-21,818.70

Finding the Fourth Proportional to 63,929.25, 95,912.10 and 21,818.70

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Solution

The fourth proportional to 63,929.25, 95,912.10 and 21,818.70 is: 32,734.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,929.25 : 95,912.10 = 21,818.70 : x
  2. Step 2: Convert to fraction form
    63,929.25/95,912.10 = 21,818.70/x
  3. Step 3: Cross multiply
    63,929.25x = 95,912.10 × 21,818.70
  4. Step 4: Simplify right side
    63,929.25x = 2,092,677,336.27
  5. Step 5: Solve for x
    x = 2,092,677,336.27/63,929.25
  6. Step 6: Final answer
    x = 32,734.27

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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.