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Finding the Fourth Proportional to 174,978.22, 262,467.93 and 48,625.51

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Solution

The fourth proportional to 174,978.22, 262,467.93 and 48,625.51 is: 72,938.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,978.22 : 262,467.93 = 48,625.51 : x
  2. Step 2: Convert to fraction form
    174,978.22/262,467.93 = 48,625.51/x
  3. Step 3: Cross multiply
    174,978.22x = 262,467.93 × 48,625.51
  4. Step 4: Simplify right side
    174,978.22x = 12,762,635,399.43
  5. Step 5: Solve for x
    x = 12,762,635,399.43/174,978.22
  6. Step 6: Final answer
    x = 72,938.42

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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.