Home / 171,473.12-236,694.96-139,586.66

Finding the Fourth Proportional to 171,473.12, 236,694.96 and 139,586.66

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Solution

The fourth proportional to 171,473.12, 236,694.96 and 139,586.66 is: 192,680.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,473.12 : 236,694.96 = 139,586.66 : x
  2. Step 2: Convert to fraction form
    171,473.12/236,694.96 = 139,586.66/x
  3. Step 3: Cross multiply
    171,473.12x = 236,694.96 × 139,586.66
  4. Step 4: Simplify right side
    171,473.12x = 33,039,458,905.23
  5. Step 5: Solve for x
    x = 33,039,458,905.23/171,473.12
  6. Step 6: Final answer
    x = 192,680.11

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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.