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Finding the Fourth Proportional to 60,750, 91,165.50 and 23,340.96

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Solution

The fourth proportional to 60,750, 91,165.50 and 23,340.96 is: 35,027.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,750 : 91,165.50 = 23,340.96 : x
  2. Step 2: Convert to fraction form
    60,750/91,165.50 = 23,340.96/x
  3. Step 3: Cross multiply
    60,750x = 91,165.50 × 23,340.96
  4. Step 4: Simplify right side
    60,750x = 2,127,890,288.88
  5. Step 5: Solve for x
    x = 2,127,890,288.88/60,750
  6. Step 6: Final answer
    x = 35,027.00

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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.