Home / 51,229.44-70,696.92-28,569.86

Finding the Fourth Proportional to 51,229.44, 70,696.92 and 28,569.86

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Solution

The fourth proportional to 51,229.44, 70,696.92 and 28,569.86 is: 39,426.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,229.44 : 70,696.92 = 28,569.86 : x
  2. Step 2: Convert to fraction form
    51,229.44/70,696.92 = 28,569.86/x
  3. Step 3: Cross multiply
    51,229.44x = 70,696.92 × 28,569.86
  4. Step 4: Simplify right side
    51,229.44x = 2,019,801,037.23
  5. Step 5: Solve for x
    x = 2,019,801,037.23/51,229.44
  6. Step 6: Final answer
    x = 39,426.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.