Home / 231,989.48-348,027.96-74,175.56

Finding the Fourth Proportional to 231,989.48, 348,027.96 and 74,175.56

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Solution

The fourth proportional to 231,989.48, 348,027.96 and 74,175.56 is: 111,277.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,989.48 : 348,027.96 = 74,175.56 : x
  2. Step 2: Convert to fraction form
    231,989.48/348,027.96 = 74,175.56/x
  3. Step 3: Cross multiply
    231,989.48x = 348,027.96 × 74,175.56
  4. Step 4: Simplify right side
    231,989.48x = 25,815,168,828.66
  5. Step 5: Solve for x
    x = 25,815,168,828.66/231,989.48
  6. Step 6: Final answer
    x = 111,277.33

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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.