Home / 146,861.85-219,964.73-120,617.85

Finding the Fourth Proportional to 146,861.85, 219,964.73 and 120,617.85

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Solution

The fourth proportional to 146,861.85, 219,964.73 and 120,617.85 is: 180,657.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,861.85 : 219,964.73 = 120,617.85 : x
  2. Step 2: Convert to fraction form
    146,861.85/219,964.73 = 120,617.85/x
  3. Step 3: Cross multiply
    146,861.85x = 219,964.73 × 120,617.85
  4. Step 4: Simplify right side
    146,861.85x = 26,531,672,205.34
  5. Step 5: Solve for x
    x = 26,531,672,205.34/146,861.85
  6. Step 6: Final answer
    x = 180,657.35

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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.