Home / 57,815.80-86,736.30-32,867.80

Finding the Fourth Proportional to 57,815.80, 86,736.30 and 32,867.80

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Solution

The fourth proportional to 57,815.80, 86,736.30 and 32,867.80 is: 49,308.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,815.80 : 86,736.30 = 32,867.80 : x
  2. Step 2: Convert to fraction form
    57,815.80/86,736.30 = 32,867.80/x
  3. Step 3: Cross multiply
    57,815.80x = 86,736.30 × 32,867.80
  4. Step 4: Simplify right side
    57,815.80x = 2,850,831,361.14
  5. Step 5: Solve for x
    x = 2,850,831,361.14/57,815.80
  6. Step 6: Final answer
    x = 49,308.86

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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.