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Finding the Fourth Proportional to 65,137, 89,889.08 and 36,842.08

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Solution

The fourth proportional to 65,137, 89,889.08 and 36,842.08 is: 50,842.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,137 : 89,889.08 = 36,842.08 : x
  2. Step 2: Convert to fraction form
    65,137/89,889.08 = 36,842.08/x
  3. Step 3: Cross multiply
    65,137x = 89,889.08 × 36,842.08
  4. Step 4: Simplify right side
    65,137x = 3,311,700,676.49
  5. Step 5: Solve for x
    x = 3,311,700,676.49/65,137
  6. Step 6: Final answer
    x = 50,842.08

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