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Finding the Fourth Proportional to 24,325.61, 36,487.41 and 7,686.59

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Solution

The fourth proportional to 24,325.61, 36,487.41 and 7,686.59 is: 11,529.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,325.61 : 36,487.41 = 7,686.59 : x
  2. Step 2: Convert to fraction form
    24,325.61/36,487.41 = 7,686.59/x
  3. Step 3: Cross multiply
    24,325.61x = 36,487.41 × 7,686.59
  4. Step 4: Simplify right side
    24,325.61x = 280,463,578.39
  5. Step 5: Solve for x
    x = 280,463,578.39/24,325.61
  6. Step 6: Final answer
    x = 11,529.56

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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.