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Finding the Fourth Proportional to 164,067.40, 246,101.10 and 137,823.40

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Solution

The fourth proportional to 164,067.40, 246,101.10 and 137,823.40 is: 206,735.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,067.40 : 246,101.10 = 137,823.40 : x
  2. Step 2: Convert to fraction form
    164,067.40/246,101.10 = 137,823.40/x
  3. Step 3: Cross multiply
    164,067.40x = 246,101.10 × 137,823.40
  4. Step 4: Simplify right side
    164,067.40x = 33,918,490,345.74
  5. Step 5: Solve for x
    x = 33,918,490,345.74/164,067.40
  6. Step 6: Final answer
    x = 206,735.10

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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.