Home / 204,339.06-306,110.07-115,323.30

Finding the Fourth Proportional to 204,339.06, 306,110.07 and 115,323.30

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Solution

The fourth proportional to 204,339.06, 306,110.07 and 115,323.30 is: 172,760.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,339.06 : 306,110.07 = 115,323.30 : x
  2. Step 2: Convert to fraction form
    204,339.06/306,110.07 = 115,323.30/x
  3. Step 3: Cross multiply
    204,339.06x = 306,110.07 × 115,323.30
  4. Step 4: Simplify right side
    204,339.06x = 35,301,623,435.63
  5. Step 5: Solve for x
    x = 35,301,623,435.63/204,339.06
  6. Step 6: Final answer
    x = 172,760.04

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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.