Home / 49,577.40-74,366.10-18,406.44

Finding the Fourth Proportional to 49,577.40, 74,366.10 and 18,406.44

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Solution

The fourth proportional to 49,577.40, 74,366.10 and 18,406.44 is: 27,609.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,577.40 : 74,366.10 = 18,406.44 : x
  2. Step 2: Convert to fraction form
    49,577.40/74,366.10 = 18,406.44/x
  3. Step 3: Cross multiply
    49,577.40x = 74,366.10 × 18,406.44
  4. Step 4: Simplify right side
    49,577.40x = 1,368,815,157.68
  5. Step 5: Solve for x
    x = 1,368,815,157.68/49,577.40
  6. Step 6: Final answer
    x = 27,609.66

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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.