Home / 57,190.52-85,690.94-40,467.66

Finding the Fourth Proportional to 57,190.52, 85,690.94 and 40,467.66

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Solution

The fourth proportional to 57,190.52, 85,690.94 and 40,467.66 is: 60,634.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,190.52 : 85,690.94 = 40,467.66 : x
  2. Step 2: Convert to fraction form
    57,190.52/85,690.94 = 40,467.66/x
  3. Step 3: Cross multiply
    57,190.52x = 85,690.94 × 40,467.66
  4. Step 4: Simplify right side
    57,190.52x = 3,467,711,825.00
  5. Step 5: Solve for x
    x = 3,467,711,825.00/57,190.52
  6. Step 6: Final answer
    x = 60,634.38

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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.