Home / 45,861.62-68,481.83-36,395.36

Finding the Fourth Proportional to 45,861.62, 68,481.83 and 36,395.36

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Solution

The fourth proportional to 45,861.62, 68,481.83 and 36,395.36 is: 54,346.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,861.62 : 68,481.83 = 36,395.36 : x
  2. Step 2: Convert to fraction form
    45,861.62/68,481.83 = 36,395.36/x
  3. Step 3: Cross multiply
    45,861.62x = 68,481.83 × 36,395.36
  4. Step 4: Simplify right side
    45,861.62x = 2,492,420,856.31
  5. Step 5: Solve for x
    x = 2,492,420,856.31/45,861.62
  6. Step 6: Final answer
    x = 54,346.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.