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Finding the Fourth Proportional to 164,536.87, 246,805.31 and 39,877.87

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Solution

The fourth proportional to 164,536.87, 246,805.31 and 39,877.87 is: 59,816.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,536.87 : 246,805.31 = 39,877.87 : x
  2. Step 2: Convert to fraction form
    164,536.87/246,805.31 = 39,877.87/x
  3. Step 3: Cross multiply
    164,536.87x = 246,805.31 × 39,877.87
  4. Step 4: Simplify right side
    164,536.87x = 9,842,070,067.49
  5. Step 5: Solve for x
    x = 9,842,070,067.49/164,536.87
  6. Step 6: Final answer
    x = 59,816.81

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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.