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Finding the Fourth Proportional to 164,447.51, 246,671.27 and 39,788.51

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Solution

The fourth proportional to 164,447.51, 246,671.27 and 39,788.51 is: 59,682.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,447.51 : 246,671.27 = 39,788.51 : x
  2. Step 2: Convert to fraction form
    164,447.51/246,671.27 = 39,788.51/x
  3. Step 3: Cross multiply
    164,447.51x = 246,671.27 × 39,788.51
  4. Step 4: Simplify right side
    164,447.51x = 9,814,681,815.68
  5. Step 5: Solve for x
    x = 9,814,681,815.68/164,447.51
  6. Step 6: Final answer
    x = 59,682.76

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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.