Home / 43,532.72-65,323.68-18,570.41

Finding the Fourth Proportional to 43,532.72, 65,323.68 and 18,570.41

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Solution

The fourth proportional to 43,532.72, 65,323.68 and 18,570.41 is: 27,866.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,532.72 : 65,323.68 = 18,570.41 : x
  2. Step 2: Convert to fraction form
    43,532.72/65,323.68 = 18,570.41/x
  3. Step 3: Cross multiply
    43,532.72x = 65,323.68 × 18,570.41
  4. Step 4: Simplify right side
    43,532.72x = 1,213,087,193.69
  5. Step 5: Solve for x
    x = 1,213,087,193.69/43,532.72
  6. Step 6: Final answer
    x = 27,866.10

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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.