Home / 106,219.84-146,582.58-58,474

Finding the Fourth Proportional to 106,219.84, 146,582.58 and 58,474

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Solution

The fourth proportional to 106,219.84, 146,582.58 and 58,474 is: 80,693.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,219.84 : 146,582.58 = 58,474 : x
  2. Step 2: Convert to fraction form
    106,219.84/146,582.58 = 58,474/x
  3. Step 3: Cross multiply
    106,219.84x = 146,582.58 × 58,474
  4. Step 4: Simplify right side
    106,219.84x = 8,571,269,782.92
  5. Step 5: Solve for x
    x = 8,571,269,782.92/106,219.84
  6. Step 6: Final answer
    x = 80,693.68

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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.