Home / 41,818.14-57,783.81-31,106.22

Finding the Fourth Proportional to 41,818.14, 57,783.81 and 31,106.22

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Solution

The fourth proportional to 41,818.14, 57,783.81 and 31,106.22 is: 42,982.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,818.14 : 57,783.81 = 31,106.22 : x
  2. Step 2: Convert to fraction form
    41,818.14/57,783.81 = 31,106.22/x
  3. Step 3: Cross multiply
    41,818.14x = 57,783.81 × 31,106.22
  4. Step 4: Simplify right side
    41,818.14x = 1,797,435,906.30
  5. Step 5: Solve for x
    x = 1,797,435,906.30/41,818.14
  6. Step 6: Final answer
    x = 42,982.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.