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Finding the Fourth Proportional to 242,060.92, 363,101.10 and 84,305.32

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Solution

The fourth proportional to 242,060.92, 363,101.10 and 84,305.32 is: 126,461.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,060.92 : 363,101.10 = 84,305.32 : x
  2. Step 2: Convert to fraction form
    242,060.92/363,101.10 = 84,305.32/x
  3. Step 3: Cross multiply
    242,060.92x = 363,101.10 × 84,305.32
  4. Step 4: Simplify right side
    242,060.92x = 30,611,354,427.85
  5. Step 5: Solve for x
    x = 30,611,354,427.85/242,060.92
  6. Step 6: Final answer
    x = 126,461.37

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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.