Home / 325,665.49-488,511.94-89,007.52

Finding the Fourth Proportional to 325,665.49, 488,511.94 and 89,007.52

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Solution

The fourth proportional to 325,665.49, 488,511.94 and 89,007.52 is: 133,515.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,665.49 : 488,511.94 = 89,007.52 : x
  2. Step 2: Convert to fraction form
    325,665.49/488,511.94 = 89,007.52/x
  3. Step 3: Cross multiply
    325,665.49x = 488,511.94 × 89,007.52
  4. Step 4: Simplify right side
    325,665.49x = 43,481,236,269.79
  5. Step 5: Solve for x
    x = 43,481,236,269.79/325,665.49
  6. Step 6: Final answer
    x = 133,515.03

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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.