Home / 204,070.22-306,548.19-172,543.58

Finding the Fourth Proportional to 204,070.22, 306,548.19 and 172,543.58

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Solution

The fourth proportional to 204,070.22, 306,548.19 and 172,543.58 is: 259,189.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,070.22 : 306,548.19 = 172,543.58 : x
  2. Step 2: Convert to fraction form
    204,070.22/306,548.19 = 172,543.58/x
  3. Step 3: Cross multiply
    204,070.22x = 306,548.19 × 172,543.58
  4. Step 4: Simplify right side
    204,070.22x = 52,892,923,486.27
  5. Step 5: Solve for x
    x = 52,892,923,486.27/204,070.22
  6. Step 6: Final answer
    x = 259,189.82

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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.