Home / 53,728.84-80,593.52-18,190.48

Finding the Fourth Proportional to 53,728.84, 80,593.52 and 18,190.48

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Solution

The fourth proportional to 53,728.84, 80,593.52 and 18,190.48 is: 27,285.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,728.84 : 80,593.52 = 18,190.48 : x
  2. Step 2: Convert to fraction form
    53,728.84/80,593.52 = 18,190.48/x
  3. Step 3: Cross multiply
    53,728.84x = 80,593.52 × 18,190.48
  4. Step 4: Simplify right side
    53,728.84x = 1,466,034,813.69
  5. Step 5: Solve for x
    x = 1,466,034,813.69/53,728.84
  6. Step 6: Final answer
    x = 27,285.81

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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.