Home / 54,109.10-81,163.65-44,893.10

Finding the Fourth Proportional to 54,109.10, 81,163.65 and 44,893.10

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Solution

The fourth proportional to 54,109.10, 81,163.65 and 44,893.10 is: 67,339.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,109.10 : 81,163.65 = 44,893.10 : x
  2. Step 2: Convert to fraction form
    54,109.10/81,163.65 = 44,893.10/x
  3. Step 3: Cross multiply
    54,109.10x = 81,163.65 × 44,893.10
  4. Step 4: Simplify right side
    54,109.10x = 3,643,687,855.82
  5. Step 5: Solve for x
    x = 3,643,687,855.82/54,109.10
  6. Step 6: Final answer
    x = 67,339.65

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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.