Home / 154,288.44-212,857.20-96,894

Finding the Fourth Proportional to 154,288.44, 212,857.20 and 96,894

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Solution

The fourth proportional to 154,288.44, 212,857.20 and 96,894 is: 133,675.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,288.44 : 212,857.20 = 96,894 : x
  2. Step 2: Convert to fraction form
    154,288.44/212,857.20 = 96,894/x
  3. Step 3: Cross multiply
    154,288.44x = 212,857.20 × 96,894
  4. Step 4: Simplify right side
    154,288.44x = 20,624,585,536.80
  5. Step 5: Solve for x
    x = 20,624,585,536.80/154,288.44
  6. Step 6: Final answer
    x = 133,675.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.