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Finding the Fourth Proportional to 44,449.70, 66,700.85 and 16,389.38

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Solution

The fourth proportional to 44,449.70, 66,700.85 and 16,389.38 is: 24,593.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,449.70 : 66,700.85 = 16,389.38 : x
  2. Step 2: Convert to fraction form
    44,449.70/66,700.85 = 16,389.38/x
  3. Step 3: Cross multiply
    44,449.70x = 66,700.85 × 16,389.38
  4. Step 4: Simplify right side
    44,449.70x = 1,093,185,576.97
  5. Step 5: Solve for x
    x = 1,093,185,576.97/44,449.70
  6. Step 6: Final answer
    x = 24,593.77

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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.