Home / 72,361.07-108,578.67-34,453.25

Finding the Fourth Proportional to 72,361.07, 108,578.67 and 34,453.25

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Solution

The fourth proportional to 72,361.07, 108,578.67 and 34,453.25 is: 51,697.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,361.07 : 108,578.67 = 34,453.25 : x
  2. Step 2: Convert to fraction form
    72,361.07/108,578.67 = 34,453.25/x
  3. Step 3: Cross multiply
    72,361.07x = 108,578.67 × 34,453.25
  4. Step 4: Simplify right side
    72,361.07x = 3,740,887,519.28
  5. Step 5: Solve for x
    x = 3,740,887,519.28/72,361.07
  6. Step 6: Final answer
    x = 51,697.52

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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.