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Finding the Fourth Proportional to 137,625.73, 206,401.12 and 37,762.25

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Solution

The fourth proportional to 137,625.73, 206,401.12 and 37,762.25 is: 56,633.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,625.73 : 206,401.12 = 37,762.25 : x
  2. Step 2: Convert to fraction form
    137,625.73/206,401.12 = 37,762.25/x
  3. Step 3: Cross multiply
    137,625.73x = 206,401.12 × 37,762.25
  4. Step 4: Simplify right side
    137,625.73x = 7,794,169,567.31
  5. Step 5: Solve for x
    x = 7,794,169,567.31/137,625.73
  6. Step 6: Final answer
    x = 56,633.09

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1.5x scale

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.