Home / 58,047.20-86,954.12-30,286.88

Finding the Fourth Proportional to 58,047.20, 86,954.12 and 30,286.88

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Solution

The fourth proportional to 58,047.20, 86,954.12 and 30,286.88 is: 45,369.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,047.20 : 86,954.12 = 30,286.88 : x
  2. Step 2: Convert to fraction form
    58,047.20/86,954.12 = 30,286.88/x
  3. Step 3: Cross multiply
    58,047.20x = 86,954.12 × 30,286.88
  4. Step 4: Simplify right side
    58,047.20x = 2,633,568,997.95
  5. Step 5: Solve for x
    x = 2,633,568,997.95/58,047.20
  6. Step 6: Final answer
    x = 45,369.44

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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.