Home / 258,822.17-388,799.29-184,420.43

Finding the Fourth Proportional to 258,822.17, 388,799.29 and 184,420.43

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Solution

The fourth proportional to 258,822.17, 388,799.29 and 184,420.43 is: 277,033.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,822.17 : 388,799.29 = 184,420.43 : x
  2. Step 2: Convert to fraction form
    258,822.17/388,799.29 = 184,420.43/x
  3. Step 3: Cross multiply
    258,822.17x = 388,799.29 × 184,420.43
  4. Step 4: Simplify right side
    258,822.17x = 71,702,531,990.02
  5. Step 5: Solve for x
    x = 71,702,531,990.02/258,822.17
  6. Step 6: Final answer
    x = 277,033.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.