Home / 76,529.80-114,802.26-23,940.28

Finding the Fourth Proportional to 76,529.80, 114,802.26 and 23,940.28

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Solution

The fourth proportional to 76,529.80, 114,802.26 and 23,940.28 is: 35,912.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,529.80 : 114,802.26 = 23,940.28 : x
  2. Step 2: Convert to fraction form
    76,529.80/114,802.26 = 23,940.28/x
  3. Step 3: Cross multiply
    76,529.80x = 114,802.26 × 23,940.28
  4. Step 4: Simplify right side
    76,529.80x = 2,748,398,249.03
  5. Step 5: Solve for x
    x = 2,748,398,249.03/76,529.80
  6. Step 6: Final answer
    x = 35,912.78

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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.