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Finding the Fourth Proportional to 61,277.28, 91,799.04 and 41,521.92

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Solution

The fourth proportional to 61,277.28, 91,799.04 and 41,521.92 is: 62,203.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,277.28 : 91,799.04 = 41,521.92 : x
  2. Step 2: Convert to fraction form
    61,277.28/91,799.04 = 41,521.92/x
  3. Step 3: Cross multiply
    61,277.28x = 91,799.04 × 41,521.92
  4. Step 4: Simplify right side
    61,277.28x = 3,811,672,394.96
  5. Step 5: Solve for x
    x = 3,811,672,394.96/61,277.28
  6. Step 6: Final answer
    x = 62,203.68

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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.