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Finding the Fourth Proportional to 183,375.77, 275,040.27 and 70,979.09

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Solution

The fourth proportional to 183,375.77, 275,040.27 and 70,979.09 is: 106,459.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,375.77 : 275,040.27 = 70,979.09 : x
  2. Step 2: Convert to fraction form
    183,375.77/275,040.27 = 70,979.09/x
  3. Step 3: Cross multiply
    183,375.77x = 275,040.27 × 70,979.09
  4. Step 4: Simplify right side
    183,375.77x = 19,522,106,702.75
  5. Step 5: Solve for x
    x = 19,522,106,702.75/183,375.77
  6. Step 6: Final answer
    x = 106,459.58

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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.