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Finding the Fourth Proportional to 24,770.82, 37,163.15 and 9,990.05

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Solution

The fourth proportional to 24,770.82, 37,163.15 and 9,990.05 is: 14,987.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,770.82 : 37,163.15 = 9,990.05 : x
  2. Step 2: Convert to fraction form
    24,770.82/37,163.15 = 9,990.05/x
  3. Step 3: Cross multiply
    24,770.82x = 37,163.15 × 9,990.05
  4. Step 4: Simplify right side
    24,770.82x = 371,261,490.89
  5. Step 5: Solve for x
    x = 371,261,490.89/24,770.82
  6. Step 6: Final answer
    x = 14,987.86

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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.