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Finding the Fourth Proportional to 151,310.50, 208,738.38 and 97,612.82

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Solution

The fourth proportional to 151,310.50, 208,738.38 and 97,612.82 is: 134,660.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,310.50 : 208,738.38 = 97,612.82 : x
  2. Step 2: Convert to fraction form
    151,310.50/208,738.38 = 97,612.82/x
  3. Step 3: Cross multiply
    151,310.50x = 208,738.38 × 97,612.82
  4. Step 4: Simplify right side
    151,310.50x = 20,375,541,914.03
  5. Step 5: Solve for x
    x = 20,375,541,914.03/151,310.50
  6. Step 6: Final answer
    x = 134,660.46

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