Home / 258,824.43-388,056.52-114,651.96

Finding the Fourth Proportional to 258,824.43, 388,056.52 and 114,651.96

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Solution

The fourth proportional to 258,824.43, 388,056.52 and 114,651.96 is: 171,898.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,824.43 : 388,056.52 = 114,651.96 : x
  2. Step 2: Convert to fraction form
    258,824.43/388,056.52 = 114,651.96/x
  3. Step 3: Cross multiply
    258,824.43x = 388,056.52 × 114,651.96
  4. Step 4: Simplify right side
    258,824.43x = 44,491,439,296.88
  5. Step 5: Solve for x
    x = 44,491,439,296.88/258,824.43
  6. Step 6: Final answer
    x = 171,898.14

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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.