Home / 117,067.83-175,530.62-45,905.20

Finding the Fourth Proportional to 117,067.83, 175,530.62 and 45,905.20

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Solution

The fourth proportional to 117,067.83, 175,530.62 and 45,905.20 is: 68,829.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,067.83 : 175,530.62 = 45,905.20 : x
  2. Step 2: Convert to fraction form
    117,067.83/175,530.62 = 45,905.20/x
  3. Step 3: Cross multiply
    117,067.83x = 175,530.62 × 45,905.20
  4. Step 4: Simplify right side
    117,067.83x = 8,057,768,217.22
  5. Step 5: Solve for x
    x = 8,057,768,217.22/117,067.83
  6. Step 6: Final answer
    x = 68,829.91

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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.