Home / 55,266.93-76,268.43-30,116.43

Finding the Fourth Proportional to 55,266.93, 76,268.43 and 30,116.43

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Solution

The fourth proportional to 55,266.93, 76,268.43 and 30,116.43 is: 41,560.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,266.93 : 76,268.43 = 30,116.43 : x
  2. Step 2: Convert to fraction form
    55,266.93/76,268.43 = 30,116.43/x
  3. Step 3: Cross multiply
    55,266.93x = 76,268.43 × 30,116.43
  4. Step 4: Simplify right side
    55,266.93x = 2,296,932,833.30
  5. Step 5: Solve for x
    x = 2,296,932,833.30/55,266.93
  6. Step 6: Final answer
    x = 41,560.71

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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.