Home / 55,141.56-76,094.24-31,268.43

Finding the Fourth Proportional to 55,141.56, 76,094.24 and 31,268.43

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Solution

The fourth proportional to 55,141.56, 76,094.24 and 31,268.43 is: 43,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,141.56 : 76,094.24 = 31,268.43 : x
  2. Step 2: Convert to fraction form
    55,141.56/76,094.24 = 31,268.43/x
  3. Step 3: Cross multiply
    55,141.56x = 76,094.24 × 31,268.43
  4. Step 4: Simplify right side
    55,141.56x = 2,379,347,260.50
  5. Step 5: Solve for x
    x = 2,379,347,260.50/55,141.56
  6. Step 6: Final answer
    x = 43,149.80

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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.