Home / 49,451.70-74,157.57-30,703.98

Finding the Fourth Proportional to 49,451.70, 74,157.57 and 30,703.98

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Solution

The fourth proportional to 49,451.70, 74,157.57 and 30,703.98 is: 46,043.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,451.70 : 74,157.57 = 30,703.98 : x
  2. Step 2: Convert to fraction form
    49,451.70/74,157.57 = 30,703.98/x
  3. Step 3: Cross multiply
    49,451.70x = 74,157.57 × 30,703.98
  4. Step 4: Simplify right side
    49,451.70x = 2,276,932,546.13
  5. Step 5: Solve for x
    x = 2,276,932,546.13/49,451.70
  6. Step 6: Final answer
    x = 46,043.56

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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.