Home / 54,166.70-81,249.60-14,723.75

Finding the Fourth Proportional to 54,166.70, 81,249.60 and 14,723.75

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Solution

The fourth proportional to 54,166.70, 81,249.60 and 14,723.75 is: 22,085.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,166.70 : 81,249.60 = 14,723.75 : x
  2. Step 2: Convert to fraction form
    54,166.70/81,249.60 = 14,723.75/x
  3. Step 3: Cross multiply
    54,166.70x = 81,249.60 × 14,723.75
  4. Step 4: Simplify right side
    54,166.70x = 1,196,298,798
  5. Step 5: Solve for x
    x = 1,196,298,798/54,166.70
  6. Step 6: Final answer
    x = 22,085.50

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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.