Home / 45,826.20-68,739.30-16,243.80

Finding the Fourth Proportional to 45,826.20, 68,739.30 and 16,243.80

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Solution

The fourth proportional to 45,826.20, 68,739.30 and 16,243.80 is: 24,365.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,826.20 : 68,739.30 = 16,243.80 : x
  2. Step 2: Convert to fraction form
    45,826.20/68,739.30 = 16,243.80/x
  3. Step 3: Cross multiply
    45,826.20x = 68,739.30 × 16,243.80
  4. Step 4: Simplify right side
    45,826.20x = 1,116,587,441.34
  5. Step 5: Solve for x
    x = 1,116,587,441.34/45,826.20
  6. Step 6: Final answer
    x = 24,365.70

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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.