Home / 102,941.20-154,424.24-36,367.70

Finding the Fourth Proportional to 102,941.20, 154,424.24 and 36,367.70

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Solution

The fourth proportional to 102,941.20, 154,424.24 and 36,367.70 is: 54,555.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,941.20 : 154,424.24 = 36,367.70 : x
  2. Step 2: Convert to fraction form
    102,941.20/154,424.24 = 36,367.70/x
  3. Step 3: Cross multiply
    102,941.20x = 154,424.24 × 36,367.70
  4. Step 4: Simplify right side
    102,941.20x = 5,616,054,433.05
  5. Step 5: Solve for x
    x = 5,616,054,433.05/102,941.20
  6. Step 6: Final answer
    x = 54,555.94

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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.