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Finding the Fourth Proportional to 135,497.67, 186,881.47 and 92,511.73

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Solution

The fourth proportional to 135,497.67, 186,881.47 and 92,511.73 is: 127,594.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,497.67 : 186,881.47 = 92,511.73 : x
  2. Step 2: Convert to fraction form
    135,497.67/186,881.47 = 92,511.73/x
  3. Step 3: Cross multiply
    135,497.67x = 186,881.47 × 92,511.73
  4. Step 4: Simplify right side
    135,497.67x = 17,288,728,094.64
  5. Step 5: Solve for x
    x = 17,288,728,094.64/135,497.67
  6. Step 6: Final answer
    x = 127,594.28

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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.