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Finding the Fourth Proportional to 59,363.55, 81,930.96 and 33,869.88

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Solution

The fourth proportional to 59,363.55, 81,930.96 and 33,869.88 is: 46,745.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,363.55 : 81,930.96 = 33,869.88 : x
  2. Step 2: Convert to fraction form
    59,363.55/81,930.96 = 33,869.88/x
  3. Step 3: Cross multiply
    59,363.55x = 81,930.96 × 33,869.88
  4. Step 4: Simplify right side
    59,363.55x = 2,774,991,783.48
  5. Step 5: Solve for x
    x = 2,774,991,783.48/59,363.55
  6. Step 6: Final answer
    x = 46,745.72

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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.