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Finding the Fourth Proportional to 173,329.33, 259,993.88 and 65,279.08

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Solution

The fourth proportional to 173,329.33, 259,993.88 and 65,279.08 is: 97,918.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,329.33 : 259,993.88 = 65,279.08 : x
  2. Step 2: Convert to fraction form
    173,329.33/259,993.88 = 65,279.08/x
  3. Step 3: Cross multiply
    173,329.33x = 259,993.88 × 65,279.08
  4. Step 4: Simplify right side
    173,329.33x = 16,972,161,292.03
  5. Step 5: Solve for x
    x = 16,972,161,292.03/173,329.33
  6. Step 6: Final answer
    x = 97,918.58

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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.