Home / 101,255.10-151,745.34-56,170.14

Finding the Fourth Proportional to 101,255.10, 151,745.34 and 56,170.14

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Solution

The fourth proportional to 101,255.10, 151,745.34 and 56,170.14 is: 84,179.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,255.10 : 151,745.34 = 56,170.14 : x
  2. Step 2: Convert to fraction form
    101,255.10/151,745.34 = 56,170.14/x
  3. Step 3: Cross multiply
    101,255.10x = 151,745.34 × 56,170.14
  4. Step 4: Simplify right side
    101,255.10x = 8,523,556,992.15
  5. Step 5: Solve for x
    x = 8,523,556,992.15/101,255.10
  6. Step 6: Final answer
    x = 84,179.04

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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.