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Finding the Fourth Proportional to 135,508.68, 186,896.64 and 92,522.72

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Solution

The fourth proportional to 135,508.68, 186,896.64 and 92,522.72 is: 127,609.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,508.68 : 186,896.64 = 92,522.72 : x
  2. Step 2: Convert to fraction form
    135,508.68/186,896.64 = 92,522.72/x
  3. Step 3: Cross multiply
    135,508.68x = 186,896.64 × 92,522.72
  4. Step 4: Simplify right side
    135,508.68x = 17,292,185,491.66
  5. Step 5: Solve for x
    x = 17,292,185,491.66/135,508.68
  6. Step 6: Final answer
    x = 127,609.43

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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.