Home / 45,778.20-68,667.30-14,616.60

Finding the Fourth Proportional to 45,778.20, 68,667.30 and 14,616.60

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Solution

The fourth proportional to 45,778.20, 68,667.30 and 14,616.60 is: 21,924.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,778.20 : 68,667.30 = 14,616.60 : x
  2. Step 2: Convert to fraction form
    45,778.20/68,667.30 = 14,616.60/x
  3. Step 3: Cross multiply
    45,778.20x = 68,667.30 × 14,616.60
  4. Step 4: Simplify right side
    45,778.20x = 1,003,682,457.18
  5. Step 5: Solve for x
    x = 1,003,682,457.18/45,778.20
  6. Step 6: Final answer
    x = 21,924.90

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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.