Home / 178,965.44-246,972.80-98,401.20

Finding the Fourth Proportional to 178,965.44, 246,972.80 and 98,401.20

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Solution

The fourth proportional to 178,965.44, 246,972.80 and 98,401.20 is: 135,793.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,965.44 : 246,972.80 = 98,401.20 : x
  2. Step 2: Convert to fraction form
    178,965.44/246,972.80 = 98,401.20/x
  3. Step 3: Cross multiply
    178,965.44x = 246,972.80 × 98,401.20
  4. Step 4: Simplify right side
    178,965.44x = 24,302,419,887.36
  5. Step 5: Solve for x
    x = 24,302,419,887.36/178,965.44
  6. Step 6: Final answer
    x = 135,793.93

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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.