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Finding the Fourth Proportional to 66,821.00, 100,161.31 and 24,674.22

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Solution

The fourth proportional to 66,821.00, 100,161.31 and 24,674.22 is: 36,985.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,821.00 : 100,161.31 = 24,674.22 : x
  2. Step 2: Convert to fraction form
    66,821.00/100,161.31 = 24,674.22/x
  3. Step 3: Cross multiply
    66,821.00x = 100,161.31 × 24,674.22
  4. Step 4: Simplify right side
    66,821.00x = 2,471,402,183.01
  5. Step 5: Solve for x
    x = 2,471,402,183.01/66,821.00
  6. Step 6: Final answer
    x = 36,985.41

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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.