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Finding the Fourth Proportional to 43,999.41, 65,998.44 and 10,719.54

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Solution

The fourth proportional to 43,999.41, 65,998.44 and 10,719.54 is: 16,079.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,999.41 : 65,998.44 = 10,719.54 : x
  2. Step 2: Convert to fraction form
    43,999.41/65,998.44 = 10,719.54/x
  3. Step 3: Cross multiply
    43,999.41x = 65,998.44 × 10,719.54
  4. Step 4: Simplify right side
    43,999.41x = 707,472,917.52
  5. Step 5: Solve for x
    x = 707,472,917.52/43,999.41
  6. Step 6: Final answer
    x = 16,079.15

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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.