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Finding the Fourth Proportional to 164,610.93, 246,725.80 and 75,677.79

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Solution

The fourth proportional to 164,610.93, 246,725.80 and 75,677.79 is: 113,429.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,610.93 : 246,725.80 = 75,677.79 : x
  2. Step 2: Convert to fraction form
    164,610.93/246,725.80 = 75,677.79/x
  3. Step 3: Cross multiply
    164,610.93x = 246,725.80 × 75,677.79
  4. Step 4: Simplify right side
    164,610.93x = 18,671,664,016.01
  5. Step 5: Solve for x
    x = 18,671,664,016.01/164,610.93
  6. Step 6: Final answer
    x = 113,429.06

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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.