Home / 50,688.12-76,074.30-27,021.54

Finding the Fourth Proportional to 50,688.12, 76,074.30 and 27,021.54

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Solution

The fourth proportional to 50,688.12, 76,074.30 and 27,021.54 is: 40,554.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,688.12 : 76,074.30 = 27,021.54 : x
  2. Step 2: Convert to fraction form
    50,688.12/76,074.30 = 27,021.54/x
  3. Step 3: Cross multiply
    50,688.12x = 76,074.30 × 27,021.54
  4. Step 4: Simplify right side
    50,688.12x = 2,055,644,740.42
  5. Step 5: Solve for x
    x = 2,055,644,740.42/50,688.12
  6. Step 6: Final answer
    x = 40,554.76

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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.