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Finding the Fourth Proportional to 111,978.36, 167,976.36 and 37,095.48

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Solution

The fourth proportional to 111,978.36, 167,976.36 and 37,095.48 is: 55,646.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,978.36 : 167,976.36 = 37,095.48 : x
  2. Step 2: Convert to fraction form
    111,978.36/167,976.36 = 37,095.48/x
  3. Step 3: Cross multiply
    111,978.36x = 167,976.36 × 37,095.48
  4. Step 4: Simplify right side
    111,978.36x = 6,231,163,702.85
  5. Step 5: Solve for x
    x = 6,231,163,702.85/111,978.36
  6. Step 6: Final answer
    x = 55,646.14

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.