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Finding the Fourth Proportional to 161,793.56, 242,712.21 and 151,952.06

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Solution

The fourth proportional to 161,793.56, 242,712.21 and 151,952.06 is: 227,948.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,793.56 : 242,712.21 = 151,952.06 : x
  2. Step 2: Convert to fraction form
    161,793.56/242,712.21 = 151,952.06/x
  3. Step 3: Cross multiply
    161,793.56x = 242,712.21 × 151,952.06
  4. Step 4: Simplify right side
    161,793.56x = 36,880,619,083.09
  5. Step 5: Solve for x
    x = 36,880,619,083.09/161,793.56
  6. Step 6: Final answer
    x = 227,948.63

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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.