Home / 54,921.02-75,794.28-31,049.92

Finding the Fourth Proportional to 54,921.02, 75,794.28 and 31,049.92

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Solution

The fourth proportional to 54,921.02, 75,794.28 and 31,049.92 is: 42,850.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,921.02 : 75,794.28 = 31,049.92 : x
  2. Step 2: Convert to fraction form
    54,921.02/75,794.28 = 31,049.92/x
  3. Step 3: Cross multiply
    54,921.02x = 75,794.28 × 31,049.92
  4. Step 4: Simplify right side
    54,921.02x = 2,353,405,796.24
  5. Step 5: Solve for x
    x = 2,353,405,796.24/54,921.02
  6. Step 6: Final answer
    x = 42,850.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.