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Finding the Fourth Proportional to 48,846.84, 73,216.44 and 31,959.57

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Solution

The fourth proportional to 48,846.84, 73,216.44 and 31,959.57 is: 47,904.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,846.84 : 73,216.44 = 31,959.57 : x
  2. Step 2: Convert to fraction form
    48,846.84/73,216.44 = 31,959.57/x
  3. Step 3: Cross multiply
    48,846.84x = 73,216.44 × 31,959.57
  4. Step 4: Simplify right side
    48,846.84x = 2,339,965,939.33
  5. Step 5: Solve for x
    x = 2,339,965,939.33/48,846.84
  6. Step 6: Final answer
    x = 47,904.14

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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.