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Finding the Fourth Proportional to 137,235.62, 205,832.41 and 37,403.85

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Solution

The fourth proportional to 137,235.62, 205,832.41 and 37,403.85 is: 56,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,235.62 : 205,832.41 = 37,403.85 : x
  2. Step 2: Convert to fraction form
    137,235.62/205,832.41 = 37,403.85/x
  3. Step 3: Cross multiply
    137,235.62x = 205,832.41 × 37,403.85
  4. Step 4: Simplify right side
    137,235.62x = 7,698,924,767.14
  5. Step 5: Solve for x
    x = 7,698,924,767.14/137,235.62
  6. Step 6: Final answer
    x = 56,100.05

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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.