Home / 121,317.44-181,995.96-38,192

Finding the Fourth Proportional to 121,317.44, 181,995.96 and 38,192

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Solution

The fourth proportional to 121,317.44, 181,995.96 and 38,192 is: 57,294.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,317.44 : 181,995.96 = 38,192 : x
  2. Step 2: Convert to fraction form
    121,317.44/181,995.96 = 38,192/x
  3. Step 3: Cross multiply
    121,317.44x = 181,995.96 × 38,192
  4. Step 4: Simplify right side
    121,317.44x = 6,950,789,704.32
  5. Step 5: Solve for x
    x = 6,950,789,704.32/121,317.44
  6. Step 6: Final answer
    x = 57,294.23

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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.