Home / 69,725.61-96,229.53-41,431.32

Finding the Fourth Proportional to 69,725.61, 96,229.53 and 41,431.32

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Solution

The fourth proportional to 69,725.61, 96,229.53 and 41,431.32 is: 57,180.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,725.61 : 96,229.53 = 41,431.32 : x
  2. Step 2: Convert to fraction form
    69,725.61/96,229.53 = 41,431.32/x
  3. Step 3: Cross multiply
    69,725.61x = 96,229.53 × 41,431.32
  4. Step 4: Simplify right side
    69,725.61x = 3,986,916,450.88
  5. Step 5: Solve for x
    x = 3,986,916,450.88/69,725.61
  6. Step 6: Final answer
    x = 57,180.09

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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.