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Finding the Fourth Proportional to 50,137.80, 75,058.98 and 37,048.68

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Solution

The fourth proportional to 50,137.80, 75,058.98 and 37,048.68 is: 55,463.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,137.80 : 75,058.98 = 37,048.68 : x
  2. Step 2: Convert to fraction form
    50,137.80/75,058.98 = 37,048.68/x
  3. Step 3: Cross multiply
    50,137.80x = 75,058.98 × 37,048.68
  4. Step 4: Simplify right side
    50,137.80x = 2,780,836,131.15
  5. Step 5: Solve for x
    x = 2,780,836,131.15/50,137.80
  6. Step 6: Final answer
    x = 55,463.86

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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.