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Finding the Fourth Proportional to 61,633.76, 92,395.12 and 22,163.11

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Solution

The fourth proportional to 61,633.76, 92,395.12 and 22,163.11 is: 33,224.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,633.76 : 92,395.12 = 22,163.11 : x
  2. Step 2: Convert to fraction form
    61,633.76/92,395.12 = 22,163.11/x
  3. Step 3: Cross multiply
    61,633.76x = 92,395.12 × 22,163.11
  4. Step 4: Simplify right side
    61,633.76x = 2,047,762,921.63
  5. Step 5: Solve for x
    x = 2,047,762,921.63/61,633.76
  6. Step 6: Final answer
    x = 33,224.70

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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.