Home / 204,362.14-306,263.76-154,401.34

Finding the Fourth Proportional to 204,362.14, 306,263.76 and 154,401.34

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Solution

The fourth proportional to 204,362.14, 306,263.76 and 154,401.34 is: 231,390.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,362.14 : 306,263.76 = 154,401.34 : x
  2. Step 2: Convert to fraction form
    204,362.14/306,263.76 = 154,401.34/x
  3. Step 3: Cross multiply
    204,362.14x = 306,263.76 × 154,401.34
  4. Step 4: Simplify right side
    204,362.14x = 47,287,534,937.44
  5. Step 5: Solve for x
    x = 47,287,534,937.44/204,362.14
  6. Step 6: Final answer
    x = 231,390.88

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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.