Home / 88,520.85-122,157.19-48,234.96

Finding the Fourth Proportional to 88,520.85, 122,157.19 and 48,234.96

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Solution

The fourth proportional to 88,520.85, 122,157.19 and 48,234.96 is: 66,563.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,520.85 : 122,157.19 = 48,234.96 : x
  2. Step 2: Convert to fraction form
    88,520.85/122,157.19 = 48,234.96/x
  3. Step 3: Cross multiply
    88,520.85x = 122,157.19 × 48,234.96
  4. Step 4: Simplify right side
    88,520.85x = 5,892,247,293.95
  5. Step 5: Solve for x
    x = 5,892,247,293.95/88,520.85
  6. Step 6: Final answer
    x = 66,563.38

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1.5x scale

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.