Home / 178,982.40-246,990.42-102,498.96

Finding the Fourth Proportional to 178,982.40, 246,990.42 and 102,498.96

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Solution

The fourth proportional to 178,982.40, 246,990.42 and 102,498.96 is: 141,445.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,982.40 : 246,990.42 = 102,498.96 : x
  2. Step 2: Convert to fraction form
    178,982.40/246,990.42 = 102,498.96/x
  3. Step 3: Cross multiply
    178,982.40x = 246,990.42 × 102,498.96
  4. Step 4: Simplify right side
    178,982.40x = 25,316,261,179.96
  5. Step 5: Solve for x
    x = 25,316,261,179.96/178,982.40
  6. Step 6: Final answer
    x = 141,445.53

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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.