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Finding the Fourth Proportional to 61,300.52, 91,926.78 and 23,855.64

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Solution

The fourth proportional to 61,300.52, 91,926.78 and 23,855.64 is: 35,774.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,300.52 : 91,926.78 = 23,855.64 : x
  2. Step 2: Convert to fraction form
    61,300.52/91,926.78 = 23,855.64/x
  3. Step 3: Cross multiply
    61,300.52x = 91,926.78 × 23,855.64
  4. Step 4: Simplify right side
    61,300.52x = 2,192,972,170.04
  5. Step 5: Solve for x
    x = 2,192,972,170.04/61,300.52
  6. Step 6: Final answer
    x = 35,774.12

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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.