Home / 193,365.28-290,055.80-92,111.29

Finding the Fourth Proportional to 193,365.28, 290,055.80 and 92,111.29

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Solution

The fourth proportional to 193,365.28, 290,055.80 and 92,111.29 is: 138,170.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,365.28 : 290,055.80 = 92,111.29 : x
  2. Step 2: Convert to fraction form
    193,365.28/290,055.80 = 92,111.29/x
  3. Step 3: Cross multiply
    193,365.28x = 290,055.80 × 92,111.29
  4. Step 4: Simplify right side
    193,365.28x = 26,717,413,909.98
  5. Step 5: Solve for x
    x = 26,717,413,909.98/193,365.28
  6. Step 6: Final answer
    x = 138,170.69

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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.