Home / 53,519.19-80,328.59-27,243.60

Finding the Fourth Proportional to 53,519.19, 80,328.59 and 27,243.60

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Solution

The fourth proportional to 53,519.19, 80,328.59 and 27,243.60 is: 40,890.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,519.19 : 80,328.59 = 27,243.60 : x
  2. Step 2: Convert to fraction form
    53,519.19/80,328.59 = 27,243.60/x
  3. Step 3: Cross multiply
    53,519.19x = 80,328.59 × 27,243.60
  4. Step 4: Simplify right side
    53,519.19x = 2,188,439,974.52
  5. Step 5: Solve for x
    x = 2,188,439,974.52/53,519.19
  6. Step 6: Final answer
    x = 40,890.75

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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.