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Finding the Fourth Proportional to 70,753.50, 97,560.11 and 54,584.01

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Solution

The fourth proportional to 70,753.50, 97,560.11 and 54,584.01 is: 75,264.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,753.50 : 97,560.11 = 54,584.01 : x
  2. Step 2: Convert to fraction form
    70,753.50/97,560.11 = 54,584.01/x
  3. Step 3: Cross multiply
    70,753.50x = 97,560.11 × 54,584.01
  4. Step 4: Simplify right side
    70,753.50x = 5,325,222,156.30
  5. Step 5: Solve for x
    x = 5,325,222,156.30/70,753.50
  6. Step 6: Final answer
    x = 75,264.43

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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.