Home / 50,462.34-75,708.09-20,874.66

Finding the Fourth Proportional to 50,462.34, 75,708.09 and 20,874.66

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Solution

The fourth proportional to 50,462.34, 75,708.09 and 20,874.66 is: 31,318.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,462.34 : 75,708.09 = 20,874.66 : x
  2. Step 2: Convert to fraction form
    50,462.34/75,708.09 = 20,874.66/x
  3. Step 3: Cross multiply
    50,462.34x = 75,708.09 × 20,874.66
  4. Step 4: Simplify right side
    50,462.34x = 1,580,380,638.00
  5. Step 5: Solve for x
    x = 1,580,380,638.00/50,462.34
  6. Step 6: Final answer
    x = 31,318.02

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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.