Home / 193,911.52-290,569.20-114,868.48

Finding the Fourth Proportional to 193,911.52, 290,569.20 and 114,868.48

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Solution

The fourth proportional to 193,911.52, 290,569.20 and 114,868.48 is: 172,126.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,911.52 : 290,569.20 = 114,868.48 : x
  2. Step 2: Convert to fraction form
    193,911.52/290,569.20 = 114,868.48/x
  3. Step 3: Cross multiply
    193,911.52x = 290,569.20 × 114,868.48
  4. Step 4: Simplify right side
    193,911.52x = 33,377,242,338.82
  5. Step 5: Solve for x
    x = 33,377,242,338.82/193,911.52
  6. Step 6: Final answer
    x = 172,126.14

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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.