Home / 49,575.80-68,427.96-30,702.44

Finding the Fourth Proportional to 49,575.80, 68,427.96 and 30,702.44

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Solution

The fourth proportional to 49,575.80, 68,427.96 and 30,702.44 is: 42,377.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,575.80 : 68,427.96 = 30,702.44 : x
  2. Step 2: Convert to fraction form
    49,575.80/68,427.96 = 30,702.44/x
  3. Step 3: Cross multiply
    49,575.80x = 68,427.96 × 30,702.44
  4. Step 4: Simplify right side
    49,575.80x = 2,100,905,336.22
  5. Step 5: Solve for x
    x = 2,100,905,336.22/49,575.80
  6. Step 6: Final answer
    x = 42,377.64

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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.