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Finding the Fourth Proportional to 70,284.92, 97,035.37 and 43,463.39

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Solution

The fourth proportional to 70,284.92, 97,035.37 and 43,463.39 is: 60,005.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,284.92 : 97,035.37 = 43,463.39 : x
  2. Step 2: Convert to fraction form
    70,284.92/97,035.37 = 43,463.39/x
  3. Step 3: Cross multiply
    70,284.92x = 97,035.37 × 43,463.39
  4. Step 4: Simplify right side
    70,284.92x = 4,217,485,536.27
  5. Step 5: Solve for x
    x = 4,217,485,536.27/70,284.92
  6. Step 6: Final answer
    x = 60,005.56

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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.