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Finding the Fourth Proportional to 52,995.87, 73,125.99 and 30,329.64

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Solution

The fourth proportional to 52,995.87, 73,125.99 and 30,329.64 is: 41,850.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,995.87 : 73,125.99 = 30,329.64 : x
  2. Step 2: Convert to fraction form
    52,995.87/73,125.99 = 30,329.64/x
  3. Step 3: Cross multiply
    52,995.87x = 73,125.99 × 30,329.64
  4. Step 4: Simplify right side
    52,995.87x = 2,217,884,951.34
  5. Step 5: Solve for x
    x = 2,217,884,951.34/52,995.87
  6. Step 6: Final answer
    x = 41,850.15

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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.