Home / 45,722.20-68,583.30-14,560.60

Finding the Fourth Proportional to 45,722.20, 68,583.30 and 14,560.60

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Solution

The fourth proportional to 45,722.20, 68,583.30 and 14,560.60 is: 21,840.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,722.20 : 68,583.30 = 14,560.60 : x
  2. Step 2: Convert to fraction form
    45,722.20/68,583.30 = 14,560.60/x
  3. Step 3: Cross multiply
    45,722.20x = 68,583.30 × 14,560.60
  4. Step 4: Simplify right side
    45,722.20x = 998,613,997.98
  5. Step 5: Solve for x
    x = 998,613,997.98/45,722.20
  6. Step 6: Final answer
    x = 21,840.90

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1.5x scale

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.