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Finding the Fourth Proportional to 163,583.56, 245,375.26 and 52,775.56

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Solution

The fourth proportional to 163,583.56, 245,375.26 and 52,775.56 is: 79,163.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,583.56 : 245,375.26 = 52,775.56 : x
  2. Step 2: Convert to fraction form
    163,583.56/245,375.26 = 52,775.56/x
  3. Step 3: Cross multiply
    163,583.56x = 245,375.26 × 52,775.56
  4. Step 4: Simplify right side
    163,583.56x = 12,949,816,756.65
  5. Step 5: Solve for x
    x = 12,949,816,756.65/163,583.56
  6. Step 6: Final answer
    x = 79,163.31

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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.