Home / 101,025.20-151,523.64-53,619.44

Finding the Fourth Proportional to 101,025.20, 151,523.64 and 53,619.44

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Solution

The fourth proportional to 101,025.20, 151,523.64 and 53,619.44 is: 80,421.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,025.20 : 151,523.64 = 53,619.44 : x
  2. Step 2: Convert to fraction form
    101,025.20/151,523.64 = 53,619.44/x
  3. Step 3: Cross multiply
    101,025.20x = 151,523.64 × 53,619.44
  4. Step 4: Simplify right side
    101,025.20x = 8,124,612,723.56
  5. Step 5: Solve for x
    x = 8,124,612,723.56/101,025.20
  6. Step 6: Final answer
    x = 80,421.64

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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.