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Finding the Fourth Proportional to 201,111.66, 301,651.79 and 94,518.90

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Solution

The fourth proportional to 201,111.66, 301,651.79 and 94,518.90 is: 141,770.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,111.66 : 301,651.79 = 94,518.90 : x
  2. Step 2: Convert to fraction form
    201,111.66/301,651.79 = 94,518.90/x
  3. Step 3: Cross multiply
    201,111.66x = 301,651.79 × 94,518.90
  4. Step 4: Simplify right side
    201,111.66x = 28,511,794,901.24
  5. Step 5: Solve for x
    x = 28,511,794,901.24/201,111.66
  6. Step 6: Final answer
    x = 141,770.97

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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.