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Finding the Fourth Proportional to 64,950, 89,631.06 and 36,655.08

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Solution

The fourth proportional to 64,950, 89,631.06 and 36,655.08 is: 50,584.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,950 : 89,631.06 = 36,655.08 : x
  2. Step 2: Convert to fraction form
    64,950/89,631.06 = 36,655.08/x
  3. Step 3: Cross multiply
    64,950x = 89,631.06 × 36,655.08
  4. Step 4: Simplify right side
    64,950x = 3,285,433,674.78
  5. Step 5: Solve for x
    x = 3,285,433,674.78/64,950
  6. Step 6: Final answer
    x = 50,584.04

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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.