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Finding the Fourth Proportional to 12,574.68, 18,850.90 and 10,737.56

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Solution

The fourth proportional to 12,574.68, 18,850.90 and 10,737.56 is: 16,096.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,574.68 : 18,850.90 = 10,737.56 : x
  2. Step 2: Convert to fraction form
    12,574.68/18,850.90 = 10,737.56/x
  3. Step 3: Cross multiply
    12,574.68x = 18,850.90 × 10,737.56
  4. Step 4: Simplify right side
    12,574.68x = 202,412,669.80
  5. Step 5: Solve for x
    x = 202,412,669.80/12,574.68
  6. Step 6: Final answer
    x = 16,096.84

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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.