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Finding the Fourth Proportional to 61,588.48, 85,000.92 and 44,648.80

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Solution

The fourth proportional to 61,588.48, 85,000.92 and 44,648.80 is: 61,621.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,588.48 : 85,000.92 = 44,648.80 : x
  2. Step 2: Convert to fraction form
    61,588.48/85,000.92 = 44,648.80/x
  3. Step 3: Cross multiply
    61,588.48x = 85,000.92 × 44,648.80
  4. Step 4: Simplify right side
    61,588.48x = 3,795,189,076.90
  5. Step 5: Solve for x
    x = 3,795,189,076.90/61,588.48
  6. Step 6: Final answer
    x = 61,621.74

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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.