Home / 86,794.14-119,770.25-48,547.06

Finding the Fourth Proportional to 86,794.14, 119,770.25 and 48,547.06

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Solution

The fourth proportional to 86,794.14, 119,770.25 and 48,547.06 is: 66,991.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,794.14 : 119,770.25 = 48,547.06 : x
  2. Step 2: Convert to fraction form
    86,794.14/119,770.25 = 48,547.06/x
  3. Step 3: Cross multiply
    86,794.14x = 119,770.25 × 48,547.06
  4. Step 4: Simplify right side
    86,794.14x = 5,814,493,512.97
  5. Step 5: Solve for x
    x = 5,814,493,512.97/86,794.14
  6. Step 6: Final answer
    x = 66,991.78

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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.