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Finding the Fourth Proportional to 104,691.42, 157,051.60 and 33,597.32

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Solution

The fourth proportional to 104,691.42, 157,051.60 and 33,597.32 is: 50,400.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,691.42 : 157,051.60 = 33,597.32 : x
  2. Step 2: Convert to fraction form
    104,691.42/157,051.60 = 33,597.32/x
  3. Step 3: Cross multiply
    104,691.42x = 157,051.60 × 33,597.32
  4. Step 4: Simplify right side
    104,691.42x = 5,276,511,992.46
  5. Step 5: Solve for x
    x = 5,276,511,992.46/104,691.42
  6. Step 6: Final answer
    x = 50,400.62

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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.