Home / 196,386.03-271,024.32-147,902.43

Finding the Fourth Proportional to 196,386.03, 271,024.32 and 147,902.43

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Solution

The fourth proportional to 196,386.03, 271,024.32 and 147,902.43 is: 204,114.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,386.03 : 271,024.32 = 147,902.43 : x
  2. Step 2: Convert to fraction form
    196,386.03/271,024.32 = 147,902.43/x
  3. Step 3: Cross multiply
    196,386.03x = 271,024.32 × 147,902.43
  4. Step 4: Simplify right side
    196,386.03x = 40,085,155,517.10
  5. Step 5: Solve for x
    x = 40,085,155,517.10/196,386.03
  6. Step 6: Final answer
    x = 204,114.09

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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.