Home / 69,636.44-96,136.18-53,371.64

Finding the Fourth Proportional to 69,636.44, 96,136.18 and 53,371.64

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Solution

The fourth proportional to 69,636.44, 96,136.18 and 53,371.64 is: 73,681.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,636.44 : 96,136.18 = 53,371.64 : x
  2. Step 2: Convert to fraction form
    69,636.44/96,136.18 = 53,371.64/x
  3. Step 3: Cross multiply
    69,636.44x = 96,136.18 × 53,371.64
  4. Step 4: Simplify right side
    69,636.44x = 5,130,945,589.94
  5. Step 5: Solve for x
    x = 5,130,945,589.94/69,636.44
  6. Step 6: Final answer
    x = 73,681.91

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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.