Home / 268,227.39-369,999.80-167,450.43

Finding the Fourth Proportional to 268,227.39, 369,999.80 and 167,450.43

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Solution

The fourth proportional to 268,227.39, 369,999.80 and 167,450.43 is: 230,985.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,227.39 : 369,999.80 = 167,450.43 : x
  2. Step 2: Convert to fraction form
    268,227.39/369,999.80 = 167,450.43/x
  3. Step 3: Cross multiply
    268,227.39x = 369,999.80 × 167,450.43
  4. Step 4: Simplify right side
    268,227.39x = 61,956,625,609.91
  5. Step 5: Solve for x
    x = 61,956,625,609.91/268,227.39
  6. Step 6: Final answer
    x = 230,985.45

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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.