Home / 45,601.12-68,357.94-14,415.04

Finding the Fourth Proportional to 45,601.12, 68,357.94 and 14,415.04

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Solution

The fourth proportional to 45,601.12, 68,357.94 and 14,415.04 is: 21,608.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,601.12 : 68,357.94 = 14,415.04 : x
  2. Step 2: Convert to fraction form
    45,601.12/68,357.94 = 14,415.04/x
  3. Step 3: Cross multiply
    45,601.12x = 68,357.94 × 14,415.04
  4. Step 4: Simplify right side
    45,601.12x = 985,382,439.42
  5. Step 5: Solve for x
    x = 985,382,439.42/45,601.12
  6. Step 6: Final answer
    x = 21,608.73

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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.