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Finding the Fourth Proportional to 24,379.43, 36,570.41 and 7,740.76

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Solution

The fourth proportional to 24,379.43, 36,570.41 and 7,740.76 is: 11,611.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,379.43 : 36,570.41 = 7,740.76 : x
  2. Step 2: Convert to fraction form
    24,379.43/36,570.41 = 7,740.76/x
  3. Step 3: Cross multiply
    24,379.43x = 36,570.41 × 7,740.76
  4. Step 4: Simplify right side
    24,379.43x = 283,082,838.99
  5. Step 5: Solve for x
    x = 283,082,838.99/24,379.43
  6. Step 6: Final answer
    x = 11,611.55

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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.