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Finding the Fourth Proportional to 201,837.12, 302,753.20 and 61,596.12

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Solution

The fourth proportional to 201,837.12, 302,753.20 and 61,596.12 is: 92,393.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,837.12 : 302,753.20 = 61,596.12 : x
  2. Step 2: Convert to fraction form
    201,837.12/302,753.20 = 61,596.12/x
  3. Step 3: Cross multiply
    201,837.12x = 302,753.20 × 61,596.12
  4. Step 4: Simplify right side
    201,837.12x = 18,648,422,437.58
  5. Step 5: Solve for x
    x = 18,648,422,437.58/201,837.12
  6. Step 6: Final answer
    x = 92,393.42

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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.