Home / 47,671.23-65,786.22-26,161.11

Finding the Fourth Proportional to 47,671.23, 65,786.22 and 26,161.11

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Solution

The fourth proportional to 47,671.23, 65,786.22 and 26,161.11 is: 36,102.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,671.23 : 65,786.22 = 26,161.11 : x
  2. Step 2: Convert to fraction form
    47,671.23/65,786.22 = 26,161.11/x
  3. Step 3: Cross multiply
    47,671.23x = 65,786.22 × 26,161.11
  4. Step 4: Simplify right side
    47,671.23x = 1,721,040,537.90
  5. Step 5: Solve for x
    x = 1,721,040,537.90/47,671.23
  6. Step 6: Final answer
    x = 36,102.29

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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.