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Finding the Fourth Proportional to 199,851.75, 275,795.46 and 110,427.75

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Solution

The fourth proportional to 199,851.75, 275,795.46 and 110,427.75 is: 152,390.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,851.75 : 275,795.46 = 110,427.75 : x
  2. Step 2: Convert to fraction form
    199,851.75/275,795.46 = 110,427.75/x
  3. Step 3: Cross multiply
    199,851.75x = 275,795.46 × 110,427.75
  4. Step 4: Simplify right side
    199,851.75x = 30,455,472,108.02
  5. Step 5: Solve for x
    x = 30,455,472,108.02/199,851.75
  6. Step 6: Final answer
    x = 152,390.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.