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Finding the Fourth Proportional to 116,067.71, 174,101.51 and 76,615.58

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Solution

The fourth proportional to 116,067.71, 174,101.51 and 76,615.58 is: 114,923.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,067.71 : 174,101.51 = 76,615.58 : x
  2. Step 2: Convert to fraction form
    116,067.71/174,101.51 = 76,615.58/x
  3. Step 3: Cross multiply
    116,067.71x = 174,101.51 × 76,615.58
  4. Step 4: Simplify right side
    116,067.71x = 13,338,887,488.56
  5. Step 5: Solve for x
    x = 13,338,887,488.56/116,067.71
  6. Step 6: Final answer
    x = 114,923.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.