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Finding the Fourth Proportional to 44,755.78, 61,731.75 and 37,994.80

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Solution

The fourth proportional to 44,755.78, 61,731.75 and 37,994.80 is: 52,406.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,755.78 : 61,731.75 = 37,994.80 : x
  2. Step 2: Convert to fraction form
    44,755.78/61,731.75 = 37,994.80/x
  3. Step 3: Cross multiply
    44,755.78x = 61,731.75 × 37,994.80
  4. Step 4: Simplify right side
    44,755.78x = 2,345,485,494.90
  5. Step 5: Solve for x
    x = 2,345,485,494.90/44,755.78
  6. Step 6: Final answer
    x = 52,406.31

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1.5x scale

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.