Home / 167,781.51-231,538.37-92,330.01

Finding the Fourth Proportional to 167,781.51, 231,538.37 and 92,330.01

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Solution

The fourth proportional to 167,781.51, 231,538.37 and 92,330.01 is: 127,415.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,781.51 : 231,538.37 = 92,330.01 : x
  2. Step 2: Convert to fraction form
    167,781.51/231,538.37 = 92,330.01/x
  3. Step 3: Cross multiply
    167,781.51x = 231,538.37 × 92,330.01
  4. Step 4: Simplify right side
    167,781.51x = 21,377,939,555.83
  5. Step 5: Solve for x
    x = 21,377,939,555.83/167,781.51
  6. Step 6: Final answer
    x = 127,415.35

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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.