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Finding the Fourth Proportional to 61,735.30, 92,593.46 and 19,609.93

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Solution

The fourth proportional to 61,735.30, 92,593.46 and 19,609.93 is: 29,411.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,735.30 : 92,593.46 = 19,609.93 : x
  2. Step 2: Convert to fraction form
    61,735.30/92,593.46 = 19,609.93/x
  3. Step 3: Cross multiply
    61,735.30x = 92,593.46 × 19,609.93
  4. Step 4: Simplify right side
    61,735.30x = 1,815,751,433.82
  5. Step 5: Solve for x
    x = 1,815,751,433.82/61,735.30
  6. Step 6: Final answer
    x = 29,411.88

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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.