Home / 74,883.27-103,163.29-52,181.06

Finding the Fourth Proportional to 74,883.27, 103,163.29 and 52,181.06

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Solution

The fourth proportional to 74,883.27, 103,163.29 and 52,181.06 is: 71,887.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,883.27 : 103,163.29 = 52,181.06 : x
  2. Step 2: Convert to fraction form
    74,883.27/103,163.29 = 52,181.06/x
  3. Step 3: Cross multiply
    74,883.27x = 103,163.29 × 52,181.06
  4. Step 4: Simplify right side
    74,883.27x = 5,383,169,564.38
  5. Step 5: Solve for x
    x = 5,383,169,564.38/74,883.27
  6. Step 6: Final answer
    x = 71,887.48

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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.