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Finding the Fourth Proportional to 64,739.52, 97,109.28 and 35,171.04

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Solution

The fourth proportional to 64,739.52, 97,109.28 and 35,171.04 is: 52,756.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,739.52 : 97,109.28 = 35,171.04 : x
  2. Step 2: Convert to fraction form
    64,739.52/97,109.28 = 35,171.04/x
  3. Step 3: Cross multiply
    64,739.52x = 97,109.28 × 35,171.04
  4. Step 4: Simplify right side
    64,739.52x = 3,415,434,371.25
  5. Step 5: Solve for x
    x = 3,415,434,371.25/64,739.52
  6. Step 6: Final answer
    x = 52,756.56

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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.