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Finding the Fourth Proportional to 67,681.53, 101,622.11 and 37,754.24

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Solution

The fourth proportional to 67,681.53, 101,622.11 and 37,754.24 is: 56,687.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,681.53 : 101,622.11 = 37,754.24 : x
  2. Step 2: Convert to fraction form
    67,681.53/101,622.11 = 37,754.24/x
  3. Step 3: Cross multiply
    67,681.53x = 101,622.11 × 37,754.24
  4. Step 4: Simplify right side
    67,681.53x = 3,836,664,833.36
  5. Step 5: Solve for x
    x = 3,836,664,833.36/67,681.53
  6. Step 6: Final answer
    x = 56,687.03

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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.