Home / 86,627.80-119,540.74-50,326.03

Finding the Fourth Proportional to 86,627.80, 119,540.74 and 50,326.03

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Solution

The fourth proportional to 86,627.80, 119,540.74 and 50,326.03 is: 69,446.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,627.80 : 119,540.74 = 50,326.03 : x
  2. Step 2: Convert to fraction form
    86,627.80/119,540.74 = 50,326.03/x
  3. Step 3: Cross multiply
    86,627.80x = 119,540.74 × 50,326.03
  4. Step 4: Simplify right side
    86,627.80x = 6,016,010,171.48
  5. Step 5: Solve for x
    x = 6,016,010,171.48/86,627.80
  6. Step 6: Final answer
    x = 69,446.65

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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.