Home / 69,968.17-96,555.33-38,136.38

Finding the Fourth Proportional to 69,968.17, 96,555.33 and 38,136.38

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Solution

The fourth proportional to 69,968.17, 96,555.33 and 38,136.38 is: 52,627.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,968.17 : 96,555.33 = 38,136.38 : x
  2. Step 2: Convert to fraction form
    69,968.17/96,555.33 = 38,136.38/x
  3. Step 3: Cross multiply
    69,968.17x = 96,555.33 × 38,136.38
  4. Step 4: Simplify right side
    69,968.17x = 3,682,270,755.91
  5. Step 5: Solve for x
    x = 3,682,270,755.91/69,968.17
  6. Step 6: Final answer
    x = 52,627.80

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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.