Home / 185,968.62-279,071.73-67,628.70

Finding the Fourth Proportional to 185,968.62, 279,071.73 and 67,628.70

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Solution

The fourth proportional to 185,968.62, 279,071.73 and 67,628.70 is: 101,486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,968.62 : 279,071.73 = 67,628.70 : x
  2. Step 2: Convert to fraction form
    185,968.62/279,071.73 = 67,628.70/x
  3. Step 3: Cross multiply
    185,968.62x = 279,071.73 × 67,628.70
  4. Step 4: Simplify right side
    185,968.62x = 18,873,258,306.65
  5. Step 5: Solve for x
    x = 18,873,258,306.65/185,968.62
  6. Step 6: Final answer
    x = 101,486.25

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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.