Home / 88,520.60-122,158.43-48,234.37

Finding the Fourth Proportional to 88,520.60, 122,158.43 and 48,234.37

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Solution

The fourth proportional to 88,520.60, 122,158.43 and 48,234.37 is: 66,563.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,520.60 : 122,158.43 = 48,234.37 : x
  2. Step 2: Convert to fraction form
    88,520.60/122,158.43 = 48,234.37/x
  3. Step 3: Cross multiply
    88,520.60x = 122,158.43 × 48,234.37
  4. Step 4: Simplify right side
    88,520.60x = 5,892,234,774.60
  5. Step 5: Solve for x
    x = 5,892,234,774.60/88,520.60
  6. Step 6: Final answer
    x = 66,563.43

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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.