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Finding the Fourth Proportional to 167,321.44, 251,014.80 and 48,994.72

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Solution

The fourth proportional to 167,321.44, 251,014.80 and 48,994.72 is: 73,501.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,321.44 : 251,014.80 = 48,994.72 : x
  2. Step 2: Convert to fraction form
    167,321.44/251,014.80 = 48,994.72/x
  3. Step 3: Cross multiply
    167,321.44x = 251,014.80 × 48,994.72
  4. Step 4: Simplify right side
    167,321.44x = 12,298,399,841.86
  5. Step 5: Solve for x
    x = 12,298,399,841.86/167,321.44
  6. Step 6: Final answer
    x = 73,501.64

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1.5x scale

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.