Home / 257,118.97-354,706.44-166,504.12

Finding the Fourth Proportional to 257,118.97, 354,706.44 and 166,504.12

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Solution

The fourth proportional to 257,118.97, 354,706.44 and 166,504.12 is: 229,699.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,118.97 : 354,706.44 = 166,504.12 : x
  2. Step 2: Convert to fraction form
    257,118.97/354,706.44 = 166,504.12/x
  3. Step 3: Cross multiply
    257,118.97x = 354,706.44 × 166,504.12
  4. Step 4: Simplify right side
    257,118.97x = 59,060,081,877.00
  5. Step 5: Solve for x
    x = 59,060,081,877.00/257,118.97
  6. Step 6: Final answer
    x = 229,699.43

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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.