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Finding the Fourth Proportional to 61,735.52, 85,195.02 and 33,441.21

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Solution

The fourth proportional to 61,735.52, 85,195.02 and 33,441.21 is: 46,148.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,735.52 : 85,195.02 = 33,441.21 : x
  2. Step 2: Convert to fraction form
    61,735.52/85,195.02 = 33,441.21/x
  3. Step 3: Cross multiply
    61,735.52x = 85,195.02 × 33,441.21
  4. Step 4: Simplify right side
    61,735.52x = 2,849,024,554.77
  5. Step 5: Solve for x
    x = 2,849,024,554.77/61,735.52
  6. Step 6: Final answer
    x = 46,148.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.