Home / 152,992.70-229,409.82-68,680.24

Finding the Fourth Proportional to 152,992.70, 229,409.82 and 68,680.24

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Solution

The fourth proportional to 152,992.70, 229,409.82 and 68,680.24 is: 102,984.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,992.70 : 229,409.82 = 68,680.24 : x
  2. Step 2: Convert to fraction form
    152,992.70/229,409.82 = 68,680.24/x
  3. Step 3: Cross multiply
    152,992.70x = 229,409.82 × 68,680.24
  4. Step 4: Simplify right side
    152,992.70x = 15,755,921,495.96
  5. Step 5: Solve for x
    x = 15,755,921,495.96/152,992.70
  6. Step 6: Final answer
    x = 102,984.79

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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.