Home / 49,458.44-74,191.06-19,876.30

Finding the Fourth Proportional to 49,458.44, 74,191.06 and 19,876.30

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Solution

The fourth proportional to 49,458.44, 74,191.06 and 19,876.30 is: 29,815.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,458.44 : 74,191.06 = 19,876.30 : x
  2. Step 2: Convert to fraction form
    49,458.44/74,191.06 = 19,876.30/x
  3. Step 3: Cross multiply
    49,458.44x = 74,191.06 × 19,876.30
  4. Step 4: Simplify right side
    49,458.44x = 1,474,643,765.88
  5. Step 5: Solve for x
    x = 1,474,643,765.88/49,458.44
  6. Step 6: Final answer
    x = 29,815.82

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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.