Home / 117,467.24-162,104.73-66,479.05

Finding the Fourth Proportional to 117,467.24, 162,104.73 and 66,479.05

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Solution

The fourth proportional to 117,467.24, 162,104.73 and 66,479.05 is: 91,741.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,467.24 : 162,104.73 = 66,479.05 : x
  2. Step 2: Convert to fraction form
    117,467.24/162,104.73 = 66,479.05/x
  3. Step 3: Cross multiply
    117,467.24x = 162,104.73 × 66,479.05
  4. Step 4: Simplify right side
    117,467.24x = 10,776,568,450.91
  5. Step 5: Solve for x
    x = 10,776,568,450.91/117,467.24
  6. Step 6: Final answer
    x = 91,741.05

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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.