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Finding the Fourth Proportional to 64,004.40, 95,963.40 and 34,023.60

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Solution

The fourth proportional to 64,004.40, 95,963.40 and 34,023.60 is: 51,012.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,004.40 : 95,963.40 = 34,023.60 : x
  2. Step 2: Convert to fraction form
    64,004.40/95,963.40 = 34,023.60/x
  3. Step 3: Cross multiply
    64,004.40x = 95,963.40 × 34,023.60
  4. Step 4: Simplify right side
    64,004.40x = 3,265,020,336.24
  5. Step 5: Solve for x
    x = 3,265,020,336.24/64,004.40
  6. Step 6: Final answer
    x = 51,012.44

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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.