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Finding the Fourth Proportional to 41,998.68, 62,961.60 and 15,703.68

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Solution

The fourth proportional to 41,998.68, 62,961.60 and 15,703.68 is: 23,541.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,998.68 : 62,961.60 = 15,703.68 : x
  2. Step 2: Convert to fraction form
    41,998.68/62,961.60 = 15,703.68/x
  3. Step 3: Cross multiply
    41,998.68x = 62,961.60 × 15,703.68
  4. Step 4: Simplify right side
    41,998.68x = 988,728,818.69
  5. Step 5: Solve for x
    x = 988,728,818.69/41,998.68
  6. Step 6: Final answer
    x = 23,541.90

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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.