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Finding the Fourth Proportional to 36,569.77, 54,856.55 and 11,611.77

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Solution

The fourth proportional to 36,569.77, 54,856.55 and 11,611.77 is: 17,418.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,569.77 : 54,856.55 = 11,611.77 : x
  2. Step 2: Convert to fraction form
    36,569.77/54,856.55 = 11,611.77/x
  3. Step 3: Cross multiply
    36,569.77x = 54,856.55 × 11,611.77
  4. Step 4: Simplify right side
    36,569.77x = 636,981,641.59
  5. Step 5: Solve for x
    x = 636,981,641.59/36,569.77
  6. Step 6: Final answer
    x = 17,418.26

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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.