Home / 49,868.82-74,627.64-31,157.64

Finding the Fourth Proportional to 49,868.82, 74,627.64 and 31,157.64

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Solution

The fourth proportional to 49,868.82, 74,627.64 and 31,157.64 is: 46,626.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,868.82 : 74,627.64 = 31,157.64 : x
  2. Step 2: Convert to fraction form
    49,868.82/74,627.64 = 31,157.64/x
  3. Step 3: Cross multiply
    49,868.82x = 74,627.64 × 31,157.64
  4. Step 4: Simplify right side
    49,868.82x = 2,325,221,141.17
  5. Step 5: Solve for x
    x = 2,325,221,141.17/49,868.82
  6. Step 6: Final answer
    x = 46,626.75

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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.