Home / 193,974.14-291,144.38-119,240.10

Finding the Fourth Proportional to 193,974.14, 291,144.38 and 119,240.10

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Solution

The fourth proportional to 193,974.14, 291,144.38 and 119,240.10 is: 178,972.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,974.14 : 291,144.38 = 119,240.10 : x
  2. Step 2: Convert to fraction form
    193,974.14/291,144.38 = 119,240.10/x
  3. Step 3: Cross multiply
    193,974.14x = 291,144.38 × 119,240.10
  4. Step 4: Simplify right side
    193,974.14x = 34,716,084,389.44
  5. Step 5: Solve for x
    x = 34,716,084,389.44/193,974.14
  6. Step 6: Final answer
    x = 178,972.74

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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.