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Finding the Fourth Proportional to 61,751.99, 92,751.98 and 36,840.71

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Solution

The fourth proportional to 61,751.99, 92,751.98 and 36,840.71 is: 55,335.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,751.99 : 92,751.98 = 36,840.71 : x
  2. Step 2: Convert to fraction form
    61,751.99/92,751.98 = 36,840.71/x
  3. Step 3: Cross multiply
    61,751.99x = 92,751.98 × 36,840.71
  4. Step 4: Simplify right side
    61,751.99x = 3,417,048,149.14
  5. Step 5: Solve for x
    x = 3,417,048,149.14/61,751.99
  6. Step 6: Final answer
    x = 55,335.03

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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.