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Finding the Fourth Proportional to 132,008.64, 198,049.54 and 60,953

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Solution

The fourth proportional to 132,008.64, 198,049.54 and 60,953 is: 91,446.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,008.64 : 198,049.54 = 60,953 : x
  2. Step 2: Convert to fraction form
    132,008.64/198,049.54 = 60,953/x
  3. Step 3: Cross multiply
    132,008.64x = 198,049.54 × 60,953
  4. Step 4: Simplify right side
    132,008.64x = 12,071,713,611.62
  5. Step 5: Solve for x
    x = 12,071,713,611.62/132,008.64
  6. Step 6: Final answer
    x = 91,446.39

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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.