Home / 173,845.90-260,768.85-68,610.70

Finding the Fourth Proportional to 173,845.90, 260,768.85 and 68,610.70

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Solution

The fourth proportional to 173,845.90, 260,768.85 and 68,610.70 is: 102,916.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,845.90 : 260,768.85 = 68,610.70 : x
  2. Step 2: Convert to fraction form
    173,845.90/260,768.85 = 68,610.70/x
  3. Step 3: Cross multiply
    173,845.90x = 260,768.85 × 68,610.70
  4. Step 4: Simplify right side
    173,845.90x = 17,891,533,336.70
  5. Step 5: Solve for x
    x = 17,891,533,336.70/173,845.90
  6. Step 6: Final answer
    x = 102,916.05

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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.