Home / 173,828.20-260,636.70-68,525.80

Finding the Fourth Proportional to 173,828.20, 260,636.70 and 68,525.80

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Solution

The fourth proportional to 173,828.20, 260,636.70 and 68,525.80 is: 102,747.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,828.20 : 260,636.70 = 68,525.80 : x
  2. Step 2: Convert to fraction form
    173,828.20/260,636.70 = 68,525.80/x
  3. Step 3: Cross multiply
    173,828.20x = 260,636.70 × 68,525.80
  4. Step 4: Simplify right side
    173,828.20x = 17,860,338,376.86
  5. Step 5: Solve for x
    x = 17,860,338,376.86/173,828.20
  6. Step 6: Final answer
    x = 102,747.07

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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.