Home / 53,523.82-80,281.68-20,240.92

Finding the Fourth Proportional to 53,523.82, 80,281.68 and 20,240.92

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Solution

The fourth proportional to 53,523.82, 80,281.68 and 20,240.92 is: 30,359.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,523.82 : 80,281.68 = 20,240.92 : x
  2. Step 2: Convert to fraction form
    53,523.82/80,281.68 = 20,240.92/x
  3. Step 3: Cross multiply
    53,523.82x = 80,281.68 × 20,240.92
  4. Step 4: Simplify right side
    53,523.82x = 1,624,975,062.35
  5. Step 5: Solve for x
    x = 1,624,975,062.35/53,523.82
  6. Step 6: Final answer
    x = 30,359.85

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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.