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Finding the Fourth Proportional to 171,161.73, 236,185 and 94,668.67

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Solution

The fourth proportional to 171,161.73, 236,185 and 94,668.67 is: 130,632.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,161.73 : 236,185 = 94,668.67 : x
  2. Step 2: Convert to fraction form
    171,161.73/236,185 = 94,668.67/x
  3. Step 3: Cross multiply
    171,161.73x = 236,185 × 94,668.67
  4. Step 4: Simplify right side
    171,161.73x = 22,359,319,823.95
  5. Step 5: Solve for x
    x = 22,359,319,823.95/171,161.73
  6. Step 6: Final answer
    x = 130,632.71

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1.5x scale

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.