Home / 69,968.56-96,557.05-38,137.38

Finding the Fourth Proportional to 69,968.56, 96,557.05 and 38,137.38

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Solution

The fourth proportional to 69,968.56, 96,557.05 and 38,137.38 is: 52,629.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,968.56 : 96,557.05 = 38,137.38 : x
  2. Step 2: Convert to fraction form
    69,968.56/96,557.05 = 38,137.38/x
  3. Step 3: Cross multiply
    69,968.56x = 96,557.05 × 38,137.38
  4. Step 4: Simplify right side
    69,968.56x = 3,682,432,234.06
  5. Step 5: Solve for x
    x = 3,682,432,234.06/69,968.56
  6. Step 6: Final answer
    x = 52,629.82

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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.