Home / 204,140.78-306,273.42-104,371.03

Finding the Fourth Proportional to 204,140.78, 306,273.42 and 104,371.03

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Solution

The fourth proportional to 204,140.78, 306,273.42 and 104,371.03 is: 156,588.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,140.78 : 306,273.42 = 104,371.03 : x
  2. Step 2: Convert to fraction form
    204,140.78/306,273.42 = 104,371.03/x
  3. Step 3: Cross multiply
    204,140.78x = 306,273.42 × 104,371.03
  4. Step 4: Simplify right side
    204,140.78x = 31,966,072,307.02
  5. Step 5: Solve for x
    x = 31,966,072,307.02/204,140.78
  6. Step 6: Final answer
    x = 156,588.37

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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.