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Finding the Fourth Proportional to 242,210.43, 363,334.20 and 73,745.16

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Solution

The fourth proportional to 242,210.43, 363,334.20 and 73,745.16 is: 110,623.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,210.43 : 363,334.20 = 73,745.16 : x
  2. Step 2: Convert to fraction form
    242,210.43/363,334.20 = 73,745.16/x
  3. Step 3: Cross multiply
    242,210.43x = 363,334.20 × 73,745.16
  4. Step 4: Simplify right side
    242,210.43x = 26,794,138,712.47
  5. Step 5: Solve for x
    x = 26,794,138,712.47/242,210.43
  6. Step 6: Final answer
    x = 110,623.39

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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.