Home / 86,763.56-119,706.46-48,517.94

Finding the Fourth Proportional to 86,763.56, 119,706.46 and 48,517.94

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Solution

The fourth proportional to 86,763.56, 119,706.46 and 48,517.94 is: 66,939.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,763.56 : 119,706.46 = 48,517.94 : x
  2. Step 2: Convert to fraction form
    86,763.56/119,706.46 = 48,517.94/x
  3. Step 3: Cross multiply
    86,763.56x = 119,706.46 × 48,517.94
  4. Step 4: Simplify right side
    86,763.56x = 5,807,910,348.51
  5. Step 5: Solve for x
    x = 5,807,910,348.51/86,763.56
  6. Step 6: Final answer
    x = 66,939.52

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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.