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Finding the Fourth Proportional to 70,934.56, 97,896.60 and 52,998.44

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Solution

The fourth proportional to 70,934.56, 97,896.60 and 52,998.44 is: 73,143.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,934.56 : 97,896.60 = 52,998.44 : x
  2. Step 2: Convert to fraction form
    70,934.56/97,896.60 = 52,998.44/x
  3. Step 3: Cross multiply
    70,934.56x = 97,896.60 × 52,998.44
  4. Step 4: Simplify right side
    70,934.56x = 5,188,367,081.30
  5. Step 5: Solve for x
    x = 5,188,367,081.30/70,934.56
  6. Step 6: Final answer
    x = 73,143.01

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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.