Home / 154,584.70-231,964.73-65,828.95

Finding the Fourth Proportional to 154,584.70, 231,964.73 and 65,828.95

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Solution

The fourth proportional to 154,584.70, 231,964.73 and 65,828.95 is: 98,780.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,584.70 : 231,964.73 = 65,828.95 : x
  2. Step 2: Convert to fraction form
    154,584.70/231,964.73 = 65,828.95/x
  3. Step 3: Cross multiply
    154,584.70x = 231,964.73 × 65,828.95
  4. Step 4: Simplify right side
    154,584.70x = 15,269,994,612.93
  5. Step 5: Solve for x
    x = 15,269,994,612.93/154,584.70
  6. Step 6: Final answer
    x = 98,780.76

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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.