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Finding the Fourth Proportional to 18,434.66, 27,652.09 and 4,583.66

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Solution

The fourth proportional to 18,434.66, 27,652.09 and 4,583.66 is: 6,875.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,434.66 : 27,652.09 = 4,583.66 : x
  2. Step 2: Convert to fraction form
    18,434.66/27,652.09 = 4,583.66/x
  3. Step 3: Cross multiply
    18,434.66x = 27,652.09 × 4,583.66
  4. Step 4: Simplify right side
    18,434.66x = 126,747,778.85
  5. Step 5: Solve for x
    x = 126,747,778.85/18,434.66
  6. Step 6: Final answer
    x = 6,875.51

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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.