Home / 85,214.27-127,839.85-32,623.75

Finding the Fourth Proportional to 85,214.27, 127,839.85 and 32,623.75

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Solution

The fourth proportional to 85,214.27, 127,839.85 and 32,623.75 is: 48,942.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,214.27 : 127,839.85 = 32,623.75 : x
  2. Step 2: Convert to fraction form
    85,214.27/127,839.85 = 32,623.75/x
  3. Step 3: Cross multiply
    85,214.27x = 127,839.85 × 32,623.75
  4. Step 4: Simplify right side
    85,214.27x = 4,170,615,306.44
  5. Step 5: Solve for x
    x = 4,170,615,306.44/85,214.27
  6. Step 6: Final answer
    x = 48,942.69

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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.