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Finding the Fourth Proportional to 178,523.30, 246,362.13 and 102,044.03

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Solution

The fourth proportional to 178,523.30, 246,362.13 and 102,044.03 is: 140,820.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,523.30 : 246,362.13 = 102,044.03 : x
  2. Step 2: Convert to fraction form
    178,523.30/246,362.13 = 102,044.03/x
  3. Step 3: Cross multiply
    178,523.30x = 246,362.13 × 102,044.03
  4. Step 4: Simplify right side
    178,523.30x = 25,139,784,584.58
  5. Step 5: Solve for x
    x = 25,139,784,584.58/178,523.30
  6. Step 6: Final answer
    x = 140,820.75

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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.