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Finding the Fourth Proportional to 75,054.99, 103,558.94 and 44,834.40

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Solution

The fourth proportional to 75,054.99, 103,558.94 and 44,834.40 is: 61,861.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,054.99 : 103,558.94 = 44,834.40 : x
  2. Step 2: Convert to fraction form
    75,054.99/103,558.94 = 44,834.40/x
  3. Step 3: Cross multiply
    75,054.99x = 103,558.94 × 44,834.40
  4. Step 4: Simplify right side
    75,054.99x = 4,643,002,715.36
  5. Step 5: Solve for x
    x = 4,643,002,715.36/75,054.99
  6. Step 6: Final answer
    x = 61,861.35

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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.