Home / 88,768.08-122,499.32-48,481.86

Finding the Fourth Proportional to 88,768.08, 122,499.32 and 48,481.86

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Solution

The fourth proportional to 88,768.08, 122,499.32 and 48,481.86 is: 66,904.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,768.08 : 122,499.32 = 48,481.86 : x
  2. Step 2: Convert to fraction form
    88,768.08/122,499.32 = 48,481.86/x
  3. Step 3: Cross multiply
    88,768.08x = 122,499.32 × 48,481.86
  4. Step 4: Simplify right side
    88,768.08x = 5,938,994,882.34
  5. Step 5: Solve for x
    x = 5,938,994,882.34/88,768.08
  6. Step 6: Final answer
    x = 66,904.62

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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.