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Finding the Fourth Proportional to 101,879.97, 152,812.73 and 26,998.45

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Solution

The fourth proportional to 101,879.97, 152,812.73 and 26,998.45 is: 40,495.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,879.97 : 152,812.73 = 26,998.45 : x
  2. Step 2: Convert to fraction form
    101,879.97/152,812.73 = 26,998.45/x
  3. Step 3: Cross multiply
    101,879.97x = 152,812.73 × 26,998.45
  4. Step 4: Simplify right side
    101,879.97x = 4,125,706,850.27
  5. Step 5: Solve for x
    x = 4,125,706,850.27/101,879.97
  6. Step 6: Final answer
    x = 40,495.76

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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.