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Finding the Fourth Proportional to 61,750.99, 92,750.48 and 36,839.64

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Solution

The fourth proportional to 61,750.99, 92,750.48 and 36,839.64 is: 55,333.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,750.99 : 92,750.48 = 36,839.64 : x
  2. Step 2: Convert to fraction form
    61,750.99/92,750.48 = 36,839.64/x
  3. Step 3: Cross multiply
    61,750.99x = 92,750.48 × 36,839.64
  4. Step 4: Simplify right side
    61,750.99x = 3,416,894,108.83
  5. Step 5: Solve for x
    x = 3,416,894,108.83/61,750.99
  6. Step 6: Final answer
    x = 55,333.43

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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.