Home / 163,196.24-225,233.19-91,580.49

Finding the Fourth Proportional to 163,196.24, 225,233.19 and 91,580.49

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Solution

The fourth proportional to 163,196.24, 225,233.19 and 91,580.49 is: 126,393.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,196.24 : 225,233.19 = 91,580.49 : x
  2. Step 2: Convert to fraction form
    163,196.24/225,233.19 = 91,580.49/x
  3. Step 3: Cross multiply
    163,196.24x = 225,233.19 × 91,580.49
  4. Step 4: Simplify right side
    163,196.24x = 20,626,965,904.46
  5. Step 5: Solve for x
    x = 20,626,965,904.46/163,196.24
  6. Step 6: Final answer
    x = 126,393.64

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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.