Home / 54,179.12-81,268.68-22,992.50

Finding the Fourth Proportional to 54,179.12, 81,268.68 and 22,992.50

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Solution

The fourth proportional to 54,179.12, 81,268.68 and 22,992.50 is: 34,488.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,179.12 : 81,268.68 = 22,992.50 : x
  2. Step 2: Convert to fraction form
    54,179.12/81,268.68 = 22,992.50/x
  3. Step 3: Cross multiply
    54,179.12x = 81,268.68 × 22,992.50
  4. Step 4: Simplify right side
    54,179.12x = 1,868,570,124.90
  5. Step 5: Solve for x
    x = 1,868,570,124.90/54,179.12
  6. Step 6: Final answer
    x = 34,488.75

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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.