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Finding the Fourth Proportional to 248,503.94, 372,755.91 and 61,515.44

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Solution

The fourth proportional to 248,503.94, 372,755.91 and 61,515.44 is: 92,273.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,503.94 : 372,755.91 = 61,515.44 : x
  2. Step 2: Convert to fraction form
    248,503.94/372,755.91 = 61,515.44/x
  3. Step 3: Cross multiply
    248,503.94x = 372,755.91 × 61,515.44
  4. Step 4: Simplify right side
    248,503.94x = 22,930,243,816.25
  5. Step 5: Solve for x
    x = 22,930,243,816.25/248,503.94
  6. Step 6: Final answer
    x = 92,273.16

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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.