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Finding the Fourth Proportional to 168,650.98, 252,993.04 and 48,710.74

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Solution

The fourth proportional to 168,650.98, 252,993.04 and 48,710.74 is: 73,070.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,650.98 : 252,993.04 = 48,710.74 : x
  2. Step 2: Convert to fraction form
    168,650.98/252,993.04 = 48,710.74/x
  3. Step 3: Cross multiply
    168,650.98x = 252,993.04 × 48,710.74
  4. Step 4: Simplify right side
    168,650.98x = 12,323,478,193.25
  5. Step 5: Solve for x
    x = 12,323,478,193.25/168,650.98
  6. Step 6: Final answer
    x = 73,070.90

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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.