Home / 204,076.02-306,136.35-69,237.44

Finding the Fourth Proportional to 204,076.02, 306,136.35 and 69,237.44

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Solution

The fourth proportional to 204,076.02, 306,136.35 and 69,237.44 is: 103,863.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,076.02 : 306,136.35 = 69,237.44 : x
  2. Step 2: Convert to fraction form
    204,076.02/306,136.35 = 69,237.44/x
  3. Step 3: Cross multiply
    204,076.02x = 306,136.35 × 69,237.44
  4. Step 4: Simplify right side
    204,076.02x = 21,196,097,930.28
  5. Step 5: Solve for x
    x = 21,196,097,930.28/204,076.02
  6. Step 6: Final answer
    x = 103,863.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.