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Finding the Fourth Proportional to 242,533.41, 363,711.42 and 92,699.61

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Solution

The fourth proportional to 242,533.41, 363,711.42 and 92,699.61 is: 139,015.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,533.41 : 363,711.42 = 92,699.61 : x
  2. Step 2: Convert to fraction form
    242,533.41/363,711.42 = 92,699.61/x
  3. Step 3: Cross multiply
    242,533.41x = 363,711.42 × 92,699.61
  4. Step 4: Simplify right side
    242,533.41x = 33,715,906,786.55
  5. Step 5: Solve for x
    x = 33,715,906,786.55/242,533.41
  6. Step 6: Final answer
    x = 139,015.51

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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.