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Finding the Fourth Proportional to 242,796.05, 335,064.44 and 133,901.97

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Solution

The fourth proportional to 242,796.05, 335,064.44 and 133,901.97 is: 184,787.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,796.05 : 335,064.44 = 133,901.97 : x
  2. Step 2: Convert to fraction form
    242,796.05/335,064.44 = 133,901.97/x
  3. Step 3: Cross multiply
    242,796.05x = 335,064.44 × 133,901.97
  4. Step 4: Simplify right side
    242,796.05x = 44,865,788,157.50
  5. Step 5: Solve for x
    x = 44,865,788,157.50/242,796.05
  6. Step 6: Final answer
    x = 184,787.96

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Why These Related Problems?

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