Home / 68,861.36-95,023-48,730.04

Finding the Fourth Proportional to 68,861.36, 95,023 and 48,730.04

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Solution

The fourth proportional to 68,861.36, 95,023 and 48,730.04 is: 67,243.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,861.36 : 95,023 = 48,730.04 : x
  2. Step 2: Convert to fraction form
    68,861.36/95,023 = 48,730.04/x
  3. Step 3: Cross multiply
    68,861.36x = 95,023 × 48,730.04
  4. Step 4: Simplify right side
    68,861.36x = 4,630,474,590.92
  5. Step 5: Solve for x
    x = 4,630,474,590.92/68,861.36
  6. Step 6: Final answer
    x = 67,243.44

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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.