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Finding the Fourth Proportional to 73,512, 101,446.56 and 43,704

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Solution

The fourth proportional to 73,512, 101,446.56 and 43,704 is: 60,311.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,512 : 101,446.56 = 43,704 : x
  2. Step 2: Convert to fraction form
    73,512/101,446.56 = 43,704/x
  3. Step 3: Cross multiply
    73,512x = 101,446.56 × 43,704
  4. Step 4: Simplify right side
    73,512x = 4,433,620,458.24
  5. Step 5: Solve for x
    x = 4,433,620,458.24/73,512
  6. Step 6: Final answer
    x = 60,311.52

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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.