Home / 29,779.80-44,604.90-18,072.60

Finding the Fourth Proportional to 29,779.80, 44,604.90 and 18,072.60

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Solution

The fourth proportional to 29,779.80, 44,604.90 and 18,072.60 is: 27,069.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,779.80 : 44,604.90 = 18,072.60 : x
  2. Step 2: Convert to fraction form
    29,779.80/44,604.90 = 18,072.60/x
  3. Step 3: Cross multiply
    29,779.80x = 44,604.90 × 18,072.60
  4. Step 4: Simplify right side
    29,779.80x = 806,126,515.74
  5. Step 5: Solve for x
    x = 806,126,515.74/29,779.80
  6. Step 6: Final answer
    x = 27,069.57

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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.