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Finding the Fourth Proportional to 111,990.48, 167,927.40 and 33,094.05

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Solution

The fourth proportional to 111,990.48, 167,927.40 and 33,094.05 is: 49,623.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,990.48 : 167,927.40 = 33,094.05 : x
  2. Step 2: Convert to fraction form
    111,990.48/167,927.40 = 33,094.05/x
  3. Step 3: Cross multiply
    111,990.48x = 167,927.40 × 33,094.05
  4. Step 4: Simplify right side
    111,990.48x = 5,557,397,771.97
  5. Step 5: Solve for x
    x = 5,557,397,771.97/111,990.48
  6. Step 6: Final answer
    x = 49,623.84

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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.