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Finding the Fourth Proportional to 132,284.88, 198,164.88 and 61,950.96

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Solution

The fourth proportional to 132,284.88, 198,164.88 and 61,950.96 is: 92,803.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,284.88 : 198,164.88 = 61,950.96 : x
  2. Step 2: Convert to fraction form
    132,284.88/198,164.88 = 61,950.96/x
  3. Step 3: Cross multiply
    132,284.88x = 198,164.88 × 61,950.96
  4. Step 4: Simplify right side
    132,284.88x = 12,276,504,554.28
  5. Step 5: Solve for x
    x = 12,276,504,554.28/132,284.88
  6. Step 6: Final answer
    x = 92,803.54

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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.