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Finding the Fourth Proportional to 73,371.21, 110,002.95 and 23,422.56

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Solution

The fourth proportional to 73,371.21, 110,002.95 and 23,422.56 is: 35,116.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,371.21 : 110,002.95 = 23,422.56 : x
  2. Step 2: Convert to fraction form
    73,371.21/110,002.95 = 23,422.56/x
  3. Step 3: Cross multiply
    73,371.21x = 110,002.95 × 23,422.56
  4. Step 4: Simplify right side
    73,371.21x = 2,576,550,696.55
  5. Step 5: Solve for x
    x = 2,576,550,696.55/73,371.21
  6. Step 6: Final answer
    x = 35,116.64

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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.