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Finding the Fourth Proportional to 65,674.58, 90,558.84 and 44,416.94

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Solution

The fourth proportional to 65,674.58, 90,558.84 and 44,416.94 is: 61,246.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,674.58 : 90,558.84 = 44,416.94 : x
  2. Step 2: Convert to fraction form
    65,674.58/90,558.84 = 44,416.94/x
  3. Step 3: Cross multiply
    65,674.58x = 90,558.84 × 44,416.94
  4. Step 4: Simplify right side
    65,674.58x = 4,022,346,562.75
  5. Step 5: Solve for x
    x = 4,022,346,562.75/65,674.58
  6. Step 6: Final answer
    x = 61,246.63

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Why These Related Problems?

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