Home / 45,540.42-68,311.23-15,959.07

Finding the Fourth Proportional to 45,540.42, 68,311.23 and 15,959.07

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Solution

The fourth proportional to 45,540.42, 68,311.23 and 15,959.07 is: 23,938.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,540.42 : 68,311.23 = 15,959.07 : x
  2. Step 2: Convert to fraction form
    45,540.42/68,311.23 = 15,959.07/x
  3. Step 3: Cross multiply
    45,540.42x = 68,311.23 × 15,959.07
  4. Step 4: Simplify right side
    45,540.42x = 1,090,183,701.36
  5. Step 5: Solve for x
    x = 1,090,183,701.36/45,540.42
  6. Step 6: Final answer
    x = 23,938.82

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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.