Home / 69,741.44-104,612.88-27,631.76

Finding the Fourth Proportional to 69,741.44, 104,612.88 and 27,631.76

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Solution

The fourth proportional to 69,741.44, 104,612.88 and 27,631.76 is: 41,447.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,741.44 : 104,612.88 = 27,631.76 : x
  2. Step 2: Convert to fraction form
    69,741.44/104,612.88 = 27,631.76/x
  3. Step 3: Cross multiply
    69,741.44x = 104,612.88 × 27,631.76
  4. Step 4: Simplify right side
    69,741.44x = 2,890,637,993.07
  5. Step 5: Solve for x
    x = 2,890,637,993.07/69,741.44
  6. Step 6: Final answer
    x = 41,447.93

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1.5x scale

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.