Home / 204,741.36-307,173.04-147,943.60

Finding the Fourth Proportional to 204,741.36, 307,173.04 and 147,943.60

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Solution

The fourth proportional to 204,741.36, 307,173.04 and 147,943.60 is: 221,959.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,741.36 : 307,173.04 = 147,943.60 : x
  2. Step 2: Convert to fraction form
    204,741.36/307,173.04 = 147,943.60/x
  3. Step 3: Cross multiply
    204,741.36x = 307,173.04 × 147,943.60
  4. Step 4: Simplify right side
    204,741.36x = 45,444,284,222.75
  5. Step 5: Solve for x
    x = 45,444,284,222.75/204,741.36
  6. Step 6: Final answer
    x = 221,959.47

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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.