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Finding the Fourth Proportional to 201,581.00, 302,415.25 and 61,335.98

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Solution

The fourth proportional to 201,581.00, 302,415.25 and 61,335.98 is: 92,017.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,581.00 : 302,415.25 = 61,335.98 : x
  2. Step 2: Convert to fraction form
    201,581.00/302,415.25 = 61,335.98/x
  3. Step 3: Cross multiply
    201,581.00x = 302,415.25 × 61,335.98
  4. Step 4: Simplify right side
    201,581.00x = 18,548,936,837.92
  5. Step 5: Solve for x
    x = 18,548,936,837.92/201,581.00
  6. Step 6: Final answer
    x = 92,017.29

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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.