Home / 43,560.74-65,333.30-11,540.03

Finding the Fourth Proportional to 43,560.74, 65,333.30 and 11,540.03

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Solution

The fourth proportional to 43,560.74, 65,333.30 and 11,540.03 is: 17,307.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,560.74 : 65,333.30 = 11,540.03 : x
  2. Step 2: Convert to fraction form
    43,560.74/65,333.30 = 11,540.03/x
  3. Step 3: Cross multiply
    43,560.74x = 65,333.30 × 11,540.03
  4. Step 4: Simplify right side
    43,560.74x = 753,947,857.63
  5. Step 5: Solve for x
    x = 753,947,857.63/43,560.74
  6. Step 6: Final answer
    x = 17,307.97

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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.