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Finding the Third Proportional to 23,133.50 and 31,349

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Solution

The third proportional to 23,133.50 and 31,349 is: 42,482.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,133.50 : 31,349 = 31,349 : x
  2. Step 2: Convert to fraction form
    23,133.50/31,349 = 31,349/x
  3. Step 3: Cross multiply
    23,133.50x = 31,349 × 31,349
  4. Step 4: Simplify right side
    23,133.50x = 982,759,801
  5. Step 5: Solve for x
    x = 982,759,801/23,133.50
  6. Step 6: Final answer
    x = 42,482.11

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.