Home / 248,640.30-343,111.68-141,196.14

Finding the Fourth Proportional to 248,640.30, 343,111.68 and 141,196.14

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Solution

The fourth proportional to 248,640.30, 343,111.68 and 141,196.14 is: 194,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,640.30 : 343,111.68 = 141,196.14 : x
  2. Step 2: Convert to fraction form
    248,640.30/343,111.68 = 141,196.14/x
  3. Step 3: Cross multiply
    248,640.30x = 343,111.68 × 141,196.14
  4. Step 4: Simplify right side
    248,640.30x = 48,446,044,804.92
  5. Step 5: Solve for x
    x = 48,446,044,804.92/248,640.30
  6. Step 6: Final answer
    x = 194,843.90

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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.