Home / 204,049.33-306,074.70-70,930.69

Finding the Fourth Proportional to 204,049.33, 306,074.70 and 70,930.69

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Solution

The fourth proportional to 204,049.33, 306,074.70 and 70,930.69 is: 106,396.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,049.33 : 306,074.70 = 70,930.69 : x
  2. Step 2: Convert to fraction form
    204,049.33/306,074.70 = 70,930.69/x
  3. Step 3: Cross multiply
    204,049.33x = 306,074.70 × 70,930.69
  4. Step 4: Simplify right side
    204,049.33x = 21,710,088,897.36
  5. Step 5: Solve for x
    x = 21,710,088,897.36/204,049.33
  6. Step 6: Final answer
    x = 106,396.28

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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.