Home / 274,846.08-379,362.24-161,705.28

Finding the Fourth Proportional to 274,846.08, 379,362.24 and 161,705.28

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Solution

The fourth proportional to 274,846.08, 379,362.24 and 161,705.28 is: 223,197.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,846.08 : 379,362.24 = 161,705.28 : x
  2. Step 2: Convert to fraction form
    274,846.08/379,362.24 = 161,705.28/x
  3. Step 3: Cross multiply
    274,846.08x = 379,362.24 × 161,705.28
  4. Step 4: Simplify right side
    274,846.08x = 61,344,877,240.63
  5. Step 5: Solve for x
    x = 61,344,877,240.63/274,846.08
  6. Step 6: Final answer
    x = 223,197.21

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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.