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Finding the Fourth Proportional to 164,875.60, 247,320.60 and 54,067.60

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Solution

The fourth proportional to 164,875.60, 247,320.60 and 54,067.60 is: 81,103.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,875.60 : 247,320.60 = 54,067.60 : x
  2. Step 2: Convert to fraction form
    164,875.60/247,320.60 = 54,067.60/x
  3. Step 3: Cross multiply
    164,875.60x = 247,320.60 × 54,067.60
  4. Step 4: Simplify right side
    164,875.60x = 13,372,031,272.56
  5. Step 5: Solve for x
    x = 13,372,031,272.56/164,875.60
  6. Step 6: Final answer
    x = 81,103.76

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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.