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Finding the Fourth Proportional to 38,163.88, 52,664.90 and 23,053.91

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Solution

The fourth proportional to 38,163.88, 52,664.90 and 23,053.91 is: 31,813.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,163.88 : 52,664.90 = 23,053.91 : x
  2. Step 2: Convert to fraction form
    38,163.88/52,664.90 = 23,053.91/x
  3. Step 3: Cross multiply
    38,163.88x = 52,664.90 × 23,053.91
  4. Step 4: Simplify right side
    38,163.88x = 1,214,131,733.62
  5. Step 5: Solve for x
    x = 1,214,131,733.62/38,163.88
  6. Step 6: Final answer
    x = 31,813.64

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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.