Home / 69,022.76-103,485.83-26,867.43

Finding the Fourth Proportional to 69,022.76, 103,485.83 and 26,867.43

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Solution

The fourth proportional to 69,022.76, 103,485.83 and 26,867.43 is: 40,282.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,022.76 : 103,485.83 = 26,867.43 : x
  2. Step 2: Convert to fraction form
    69,022.76/103,485.83 = 26,867.43/x
  3. Step 3: Cross multiply
    69,022.76x = 103,485.83 × 26,867.43
  4. Step 4: Simplify right side
    69,022.76x = 2,780,398,159.18
  5. Step 5: Solve for x
    x = 2,780,398,159.18/69,022.76
  6. Step 6: Final answer
    x = 40,282.34

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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.