Home / 52,735.76-79,116.34-21,571.10

Finding the Fourth Proportional to 52,735.76, 79,116.34 and 21,571.10

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Solution

The fourth proportional to 52,735.76, 79,116.34 and 21,571.10 is: 32,361.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,735.76 : 79,116.34 = 21,571.10 : x
  2. Step 2: Convert to fraction form
    52,735.76/79,116.34 = 21,571.10/x
  3. Step 3: Cross multiply
    52,735.76x = 79,116.34 × 21,571.10
  4. Step 4: Simplify right side
    52,735.76x = 1,706,626,481.77
  5. Step 5: Solve for x
    x = 1,706,626,481.77/52,735.76
  6. Step 6: Final answer
    x = 32,361.84

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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.