Home / 153,281.73-229,919.94-68,982.24

Finding the Fourth Proportional to 153,281.73, 229,919.94 and 68,982.24

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Solution

The fourth proportional to 153,281.73, 229,919.94 and 68,982.24 is: 103,472.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,281.73 : 229,919.94 = 68,982.24 : x
  2. Step 2: Convert to fraction form
    153,281.73/229,919.94 = 68,982.24/x
  3. Step 3: Cross multiply
    153,281.73x = 229,919.94 × 68,982.24
  4. Step 4: Simplify right side
    153,281.73x = 15,860,392,481.87
  5. Step 5: Solve for x
    x = 15,860,392,481.87/153,281.73
  6. Step 6: Final answer
    x = 103,472.17

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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.