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Finding the Fourth Proportional to 61,208.82, 91,798.11 and 16,833.42

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Solution

The fourth proportional to 61,208.82, 91,798.11 and 16,833.42 is: 25,245.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,208.82 : 91,798.11 = 16,833.42 : x
  2. Step 2: Convert to fraction form
    61,208.82/91,798.11 = 16,833.42/x
  3. Step 3: Cross multiply
    61,208.82x = 91,798.11 × 16,833.42
  4. Step 4: Simplify right side
    61,208.82x = 1,545,276,140.84
  5. Step 5: Solve for x
    x = 1,545,276,140.84/61,208.82
  6. Step 6: Final answer
    x = 25,245.97

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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.