Home / 167,766.06-251,804.61-84,718.38

Finding the Fourth Proportional to 167,766.06, 251,804.61 and 84,718.38

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Solution

The fourth proportional to 167,766.06, 251,804.61 and 84,718.38 is: 127,156.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,766.06 : 251,804.61 = 84,718.38 : x
  2. Step 2: Convert to fraction form
    167,766.06/251,804.61 = 84,718.38/x
  3. Step 3: Cross multiply
    167,766.06x = 251,804.61 × 84,718.38
  4. Step 4: Simplify right side
    167,766.06x = 21,332,478,635.73
  5. Step 5: Solve for x
    x = 21,332,478,635.73/167,766.06
  6. Step 6: Final answer
    x = 127,156.10

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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.