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Finding the Fourth Proportional to 75,597.57, 104,318.57 and 43,768.52

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Solution

The fourth proportional to 75,597.57, 104,318.57 and 43,768.52 is: 60,397.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,597.57 : 104,318.57 = 43,768.52 : x
  2. Step 2: Convert to fraction form
    75,597.57/104,318.57 = 43,768.52/x
  3. Step 3: Cross multiply
    75,597.57x = 104,318.57 × 43,768.52
  4. Step 4: Simplify right side
    75,597.57x = 4,565,868,676.98
  5. Step 5: Solve for x
    x = 4,565,868,676.98/75,597.57
  6. Step 6: Final answer
    x = 60,397.03

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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.