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Finding the Fourth Proportional to 61,111.97, 91,614.97 and 23,646.26

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Solution

The fourth proportional to 61,111.97, 91,614.97 and 23,646.26 is: 35,448.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,111.97 : 91,614.97 = 23,646.26 : x
  2. Step 2: Convert to fraction form
    61,111.97/91,614.97 = 23,646.26/x
  3. Step 3: Cross multiply
    61,111.97x = 91,614.97 × 23,646.26
  4. Step 4: Simplify right side
    61,111.97x = 2,166,351,725.61
  5. Step 5: Solve for x
    x = 2,166,351,725.61/61,111.97
  6. Step 6: Final answer
    x = 35,448.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.