Home / 65,236.22-97,860.30-20,257.83

Finding the Fourth Proportional to 65,236.22, 97,860.30 and 20,257.83

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Solution

The fourth proportional to 65,236.22, 97,860.30 and 20,257.83 is: 30,388.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,236.22 : 97,860.30 = 20,257.83 : x
  2. Step 2: Convert to fraction form
    65,236.22/97,860.30 = 20,257.83/x
  3. Step 3: Cross multiply
    65,236.22x = 97,860.30 × 20,257.83
  4. Step 4: Simplify right side
    65,236.22x = 1,982,437,321.15
  5. Step 5: Solve for x
    x = 1,982,437,321.15/65,236.22
  6. Step 6: Final answer
    x = 30,388.60

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1.5x scale

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.