Home / 69,518.39-95,935.73-39,306.60

Finding the Fourth Proportional to 69,518.39, 95,935.73 and 39,306.60

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Solution

The fourth proportional to 69,518.39, 95,935.73 and 39,306.60 is: 54,243.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,518.39 : 95,935.73 = 39,306.60 : x
  2. Step 2: Convert to fraction form
    69,518.39/95,935.73 = 39,306.60/x
  3. Step 3: Cross multiply
    69,518.39x = 95,935.73 × 39,306.60
  4. Step 4: Simplify right side
    69,518.39x = 3,770,907,168.29
  5. Step 5: Solve for x
    x = 3,770,907,168.29/69,518.39
  6. Step 6: Final answer
    x = 54,243.31

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1.5x scale

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.