Home / 54,950.91-82,429.85-15,511.10

Finding the Fourth Proportional to 54,950.91, 82,429.85 and 15,511.10

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Solution

The fourth proportional to 54,950.91, 82,429.85 and 15,511.10 is: 23,267.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,950.91 : 82,429.85 = 15,511.10 : x
  2. Step 2: Convert to fraction form
    54,950.91/82,429.85 = 15,511.10/x
  3. Step 3: Cross multiply
    54,950.91x = 82,429.85 × 15,511.10
  4. Step 4: Simplify right side
    54,950.91x = 1,278,577,272.96
  5. Step 5: Solve for x
    x = 1,278,577,272.96/54,950.91
  6. Step 6: Final answer
    x = 23,267.63

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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.