Home / 193,365.38-290,055.93-92,111.38

Finding the Fourth Proportional to 193,365.38, 290,055.93 and 92,111.38

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Solution

The fourth proportional to 193,365.38, 290,055.93 and 92,111.38 is: 138,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,365.38 : 290,055.93 = 92,111.38 : x
  2. Step 2: Convert to fraction form
    193,365.38/290,055.93 = 92,111.38/x
  3. Step 3: Cross multiply
    193,365.38x = 290,055.93 × 92,111.38
  4. Step 4: Simplify right side
    193,365.38x = 26,717,450,078.65
  5. Step 5: Solve for x
    x = 26,717,450,078.65/193,365.38
  6. Step 6: Final answer
    x = 138,170.80

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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.