Home / 63,620.90-95,441.83-21,503.54

Finding the Fourth Proportional to 63,620.90, 95,441.83 and 21,503.54

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Solution

The fourth proportional to 63,620.90, 95,441.83 and 21,503.54 is: 32,258.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,620.90 : 95,441.83 = 21,503.54 : x
  2. Step 2: Convert to fraction form
    63,620.90/95,441.83 = 21,503.54/x
  3. Step 3: Cross multiply
    63,620.90x = 95,441.83 × 21,503.54
  4. Step 4: Simplify right side
    63,620.90x = 2,052,336,785.63
  5. Step 5: Solve for x
    x = 2,052,336,785.63/63,620.90
  6. Step 6: Final answer
    x = 32,258.84

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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.