Home / 117,067.65-175,583.64-38,181.75

Finding the Fourth Proportional to 117,067.65, 175,583.64 and 38,181.75

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Solution

The fourth proportional to 117,067.65, 175,583.64 and 38,181.75 is: 57,266.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,067.65 : 175,583.64 = 38,181.75 : x
  2. Step 2: Convert to fraction form
    117,067.65/175,583.64 = 38,181.75/x
  3. Step 3: Cross multiply
    117,067.65x = 175,583.64 × 38,181.75
  4. Step 4: Simplify right side
    117,067.65x = 6,704,090,646.57
  5. Step 5: Solve for x
    x = 6,704,090,646.57/117,067.65
  6. Step 6: Final answer
    x = 57,266.81

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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.