Home / 54,542.75-81,814.23-15,099.98

Finding the Fourth Proportional to 54,542.75, 81,814.23 and 15,099.98

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Solution

The fourth proportional to 54,542.75, 81,814.23 and 15,099.98 is: 22,649.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,542.75 : 81,814.23 = 15,099.98 : x
  2. Step 2: Convert to fraction form
    54,542.75/81,814.23 = 15,099.98/x
  3. Step 3: Cross multiply
    54,542.75x = 81,814.23 × 15,099.98
  4. Step 4: Simplify right side
    54,542.75x = 1,235,392,827.64
  5. Step 5: Solve for x
    x = 1,235,392,827.64/54,542.75
  6. Step 6: Final answer
    x = 22,649.99

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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.