Home / 236,634.27-326,552.81-129,203.97

Finding the Fourth Proportional to 236,634.27, 326,552.81 and 129,203.97

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Solution

The fourth proportional to 236,634.27, 326,552.81 and 129,203.97 is: 178,300.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,634.27 : 326,552.81 = 129,203.97 : x
  2. Step 2: Convert to fraction form
    236,634.27/326,552.81 = 129,203.97/x
  3. Step 3: Cross multiply
    236,634.27x = 326,552.81 × 129,203.97
  4. Step 4: Simplify right side
    236,634.27x = 42,191,919,466.66
  5. Step 5: Solve for x
    x = 42,191,919,466.66/236,634.27
  6. Step 6: Final answer
    x = 178,300.12

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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.