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Finding the Fourth Proportional to 171,480.75, 236,619.75 and 94,980.86

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Solution

The fourth proportional to 171,480.75, 236,619.75 and 94,980.86 is: 131,060.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,480.75 : 236,619.75 = 94,980.86 : x
  2. Step 2: Convert to fraction form
    171,480.75/236,619.75 = 94,980.86/x
  3. Step 3: Cross multiply
    171,480.75x = 236,619.75 × 94,980.86
  4. Step 4: Simplify right side
    171,480.75x = 22,474,346,164.89
  5. Step 5: Solve for x
    x = 22,474,346,164.89/171,480.75
  6. Step 6: Final answer
    x = 131,060.46

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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.