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Finding the Fourth Proportional to 67,952.56, 101,929.92 and 25,833.28

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Solution

The fourth proportional to 67,952.56, 101,929.92 and 25,833.28 is: 38,750.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,952.56 : 101,929.92 = 25,833.28 : x
  2. Step 2: Convert to fraction form
    67,952.56/101,929.92 = 25,833.28/x
  3. Step 3: Cross multiply
    67,952.56x = 101,929.92 × 25,833.28
  4. Step 4: Simplify right side
    67,952.56x = 2,633,184,163.74
  5. Step 5: Solve for x
    x = 2,633,184,163.74/67,952.56
  6. Step 6: Final answer
    x = 38,750.33

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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.