Home / 40,503.06-60,772.11-21,761.22

Finding the Fourth Proportional to 40,503.06, 60,772.11 and 21,761.22

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Solution

The fourth proportional to 40,503.06, 60,772.11 and 21,761.22 is: 32,651.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,503.06 : 60,772.11 = 21,761.22 : x
  2. Step 2: Convert to fraction form
    40,503.06/60,772.11 = 21,761.22/x
  3. Step 3: Cross multiply
    40,503.06x = 60,772.11 × 21,761.22
  4. Step 4: Simplify right side
    40,503.06x = 1,322,475,255.57
  5. Step 5: Solve for x
    x = 1,322,475,255.57/40,503.06
  6. Step 6: Final answer
    x = 32,651.24

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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.