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Finding the Third Proportional to 42,935.63 and 92,223

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Solution

The third proportional to 42,935.63 and 92,223 is: 198,089.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,935.63 : 92,223 = 92,223 : x
  2. Step 2: Convert to fraction form
    42,935.63/92,223 = 92,223/x
  3. Step 3: Cross multiply
    42,935.63x = 92,223 × 92,223
  4. Step 4: Simplify right side
    42,935.63x = 8,505,081,729
  5. Step 5: Solve for x
    x = 8,505,081,729/42,935.63
  6. Step 6: Final answer
    x = 198,089.16

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.