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Finding the Fourth Proportional to 88,744.98, 122,468.52 and 48,458.74

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Solution

The fourth proportional to 88,744.98, 122,468.52 and 48,458.74 is: 66,873.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,744.98 : 122,468.52 = 48,458.74 : x
  2. Step 2: Convert to fraction form
    88,744.98/122,468.52 = 48,458.74/x
  3. Step 3: Cross multiply
    88,744.98x = 122,468.52 × 48,458.74
  4. Step 4: Simplify right side
    88,744.98x = 5,934,670,168.86
  5. Step 5: Solve for x
    x = 5,934,670,168.86/88,744.98
  6. Step 6: Final answer
    x = 66,873.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.