Home / 53,761.23-80,591.47-18,197.66

Finding the Fourth Proportional to 53,761.23, 80,591.47 and 18,197.66

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Solution

The fourth proportional to 53,761.23, 80,591.47 and 18,197.66 is: 27,279.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,761.23 : 80,591.47 = 18,197.66 : x
  2. Step 2: Convert to fraction form
    53,761.23/80,591.47 = 18,197.66/x
  3. Step 3: Cross multiply
    53,761.23x = 80,591.47 × 18,197.66
  4. Step 4: Simplify right side
    53,761.23x = 1,466,576,428.31
  5. Step 5: Solve for x
    x = 1,466,576,428.31/53,761.23
  6. Step 6: Final answer
    x = 27,279.44

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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.