Home / 57,727.28-86,588.88-22,179.44

Finding the Fourth Proportional to 57,727.28, 86,588.88 and 22,179.44

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Solution

The fourth proportional to 57,727.28, 86,588.88 and 22,179.44 is: 33,268.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,727.28 : 86,588.88 = 22,179.44 : x
  2. Step 2: Convert to fraction form
    57,727.28/86,588.88 = 22,179.44/x
  3. Step 3: Cross multiply
    57,727.28x = 86,588.88 × 22,179.44
  4. Step 4: Simplify right side
    57,727.28x = 1,920,492,868.63
  5. Step 5: Solve for x
    x = 1,920,492,868.63/57,727.28
  6. Step 6: Final answer
    x = 33,268.38

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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.