Home / 45,763.20-68,644.80-44,467.20

Finding the Fourth Proportional to 45,763.20, 68,644.80 and 44,467.20

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Solution

The fourth proportional to 45,763.20, 68,644.80 and 44,467.20 is: 66,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,763.20 : 68,644.80 = 44,467.20 : x
  2. Step 2: Convert to fraction form
    45,763.20/68,644.80 = 44,467.20/x
  3. Step 3: Cross multiply
    45,763.20x = 68,644.80 × 44,467.20
  4. Step 4: Simplify right side
    45,763.20x = 3,052,442,050.56
  5. Step 5: Solve for x
    x = 3,052,442,050.56/45,763.20
  6. Step 6: Final answer
    x = 66,700.80

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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.