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Finding the Fourth Proportional to 67,913.92, 101,847.80 and 23,530.31

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Solution

The fourth proportional to 67,913.92, 101,847.80 and 23,530.31 is: 35,287.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,913.92 : 101,847.80 = 23,530.31 : x
  2. Step 2: Convert to fraction form
    67,913.92/101,847.80 = 23,530.31/x
  3. Step 3: Cross multiply
    67,913.92x = 101,847.80 × 23,530.31
  4. Step 4: Simplify right side
    67,913.92x = 2,396,509,856.40
  5. Step 5: Solve for x
    x = 2,396,509,856.40/67,913.92
  6. Step 6: Final answer
    x = 35,287.46

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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.