Home / 53,227.26-79,827.28-15,778.59

Finding the Fourth Proportional to 53,227.26, 79,827.28 and 15,778.59

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Solution

The fourth proportional to 53,227.26, 79,827.28 and 15,778.59 is: 23,663.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,227.26 : 79,827.28 = 15,778.59 : x
  2. Step 2: Convert to fraction form
    53,227.26/79,827.28 = 15,778.59/x
  3. Step 3: Cross multiply
    53,227.26x = 79,827.28 × 15,778.59
  4. Step 4: Simplify right side
    53,227.26x = 1,259,561,921.94
  5. Step 5: Solve for x
    x = 1,259,561,921.94/53,227.26
  6. Step 6: Final answer
    x = 23,663.85

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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.