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Finding the Fourth Proportional to 174,236.94, 238,881.48 and 171,087.66

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Solution

The fourth proportional to 174,236.94, 238,881.48 and 171,087.66 is: 234,563.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,236.94 : 238,881.48 = 171,087.66 : x
  2. Step 2: Convert to fraction form
    174,236.94/238,881.48 = 171,087.66/x
  3. Step 3: Cross multiply
    174,236.94x = 238,881.48 × 171,087.66
  4. Step 4: Simplify right side
    174,236.94x = 40,869,673,430.54
  5. Step 5: Solve for x
    x = 40,869,673,430.54/174,236.94
  6. Step 6: Final answer
    x = 234,563.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.