Home / 57,932.20-86,902.26-18,492.30

Finding the Fourth Proportional to 57,932.20, 86,902.26 and 18,492.30

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Solution

The fourth proportional to 57,932.20, 86,902.26 and 18,492.30 is: 27,739.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,932.20 : 86,902.26 = 18,492.30 : x
  2. Step 2: Convert to fraction form
    57,932.20/86,902.26 = 18,492.30/x
  3. Step 3: Cross multiply
    57,932.20x = 86,902.26 × 18,492.30
  4. Step 4: Simplify right side
    57,932.20x = 1,607,022,662.60
  5. Step 5: Solve for x
    x = 1,607,022,662.60/57,932.20
  6. Step 6: Final answer
    x = 27,739.71

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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.