Home / 54,115.16-81,181.62-16,675.22

Finding the Fourth Proportional to 54,115.16, 81,181.62 and 16,675.22

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Solution

The fourth proportional to 54,115.16, 81,181.62 and 16,675.22 is: 25,015.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,115.16 : 81,181.62 = 16,675.22 : x
  2. Step 2: Convert to fraction form
    54,115.16/81,181.62 = 16,675.22/x
  3. Step 3: Cross multiply
    54,115.16x = 81,181.62 × 16,675.22
  4. Step 4: Simplify right side
    54,115.16x = 1,353,721,576.41
  5. Step 5: Solve for x
    x = 1,353,721,576.41/54,115.16
  6. Step 6: Final answer
    x = 25,015.57

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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.