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Finding the Fourth Proportional to 52,691.77, 72,590.20 and 36,747.73

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Solution

The fourth proportional to 52,691.77, 72,590.20 and 36,747.73 is: 50,625.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,691.77 : 72,590.20 = 36,747.73 : x
  2. Step 2: Convert to fraction form
    52,691.77/72,590.20 = 36,747.73/x
  3. Step 3: Cross multiply
    52,691.77x = 72,590.20 × 36,747.73
  4. Step 4: Simplify right side
    52,691.77x = 2,667,525,070.25
  5. Step 5: Solve for x
    x = 2,667,525,070.25/52,691.77
  6. Step 6: Final answer
    x = 50,625.08

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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.