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Finding the Fourth Proportional to 160,865.25, 240,693.67 and 100,093.98

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Solution

The fourth proportional to 160,865.25, 240,693.67 and 100,093.98 is: 149,765.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,865.25 : 240,693.67 = 100,093.98 : x
  2. Step 2: Convert to fraction form
    160,865.25/240,693.67 = 100,093.98/x
  3. Step 3: Cross multiply
    160,865.25x = 240,693.67 × 100,093.98
  4. Step 4: Simplify right side
    160,865.25x = 24,091,987,391.11
  5. Step 5: Solve for x
    x = 24,091,987,391.11/160,865.25
  6. Step 6: Final answer
    x = 149,765.02

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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.