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Finding the Fourth Proportional to 79,322.56, 118,950 and 41,859.04

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Solution

The fourth proportional to 79,322.56, 118,950 and 41,859.04 is: 62,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,322.56 : 118,950 = 41,859.04 : x
  2. Step 2: Convert to fraction form
    79,322.56/118,950 = 41,859.04/x
  3. Step 3: Cross multiply
    79,322.56x = 118,950 × 41,859.04
  4. Step 4: Simplify right side
    79,322.56x = 4,979,132,808
  5. Step 5: Solve for x
    x = 4,979,132,808/79,322.56
  6. Step 6: Final answer
    x = 62,770.70

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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.