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Finding the Fourth Proportional to 119,524.88, 164,944.34 and 66,532.88

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Solution

The fourth proportional to 119,524.88, 164,944.34 and 66,532.88 is: 91,815.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,524.88 : 164,944.34 = 66,532.88 : x
  2. Step 2: Convert to fraction form
    119,524.88/164,944.34 = 66,532.88/x
  3. Step 3: Cross multiply
    119,524.88x = 164,944.34 × 66,532.88
  4. Step 4: Simplify right side
    119,524.88x = 10,974,220,822.51
  5. Step 5: Solve for x
    x = 10,974,220,822.51/119,524.88
  6. Step 6: Final answer
    x = 91,815.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.