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Finding the Fourth Proportional to 79,163.57, 118,753.13 and 23,004.16

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Solution

The fourth proportional to 79,163.57, 118,753.13 and 23,004.16 is: 34,508.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,163.57 : 118,753.13 = 23,004.16 : x
  2. Step 2: Convert to fraction form
    79,163.57/118,753.13 = 23,004.16/x
  3. Step 3: Cross multiply
    79,163.57x = 118,753.13 × 23,004.16
  4. Step 4: Simplify right side
    79,163.57x = 2,731,816,003.02
  5. Step 5: Solve for x
    x = 2,731,816,003.02/79,163.57
  6. Step 6: Final answer
    x = 34,508.50

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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.