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Finding the Fourth Proportional to 173,566.80, 260,350.20 and 48,907.80

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Solution

The fourth proportional to 173,566.80, 260,350.20 and 48,907.80 is: 73,361.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,566.80 : 260,350.20 = 48,907.80 : x
  2. Step 2: Convert to fraction form
    173,566.80/260,350.20 = 48,907.80/x
  3. Step 3: Cross multiply
    173,566.80x = 260,350.20 × 48,907.80
  4. Step 4: Simplify right side
    173,566.80x = 12,733,155,511.56
  5. Step 5: Solve for x
    x = 12,733,155,511.56/173,566.80
  6. Step 6: Final answer
    x = 73,361.70

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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.