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Finding the Third Proportional to 58,163.63 and 87,731.44

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Solution

The third proportional to 58,163.63 and 87,731.44 is: 132,330.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,163.63 : 87,731.44 = 87,731.44 : x
  2. Step 2: Convert to fraction form
    58,163.63/87,731.44 = 87,731.44/x
  3. Step 3: Cross multiply
    58,163.63x = 87,731.44 × 87,731.44
  4. Step 4: Simplify right side
    58,163.63x = 7,696,805,125.82
  5. Step 5: Solve for x
    x = 7,696,805,125.82/58,163.63
  6. Step 6: Final answer
    x = 132,330.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.