Home / 127,260.24-190,858.77-43,018.56

Finding the Fourth Proportional to 127,260.24, 190,858.77 and 43,018.56

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Solution

The fourth proportional to 127,260.24, 190,858.77 and 43,018.56 is: 64,517.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,260.24 : 190,858.77 = 43,018.56 : x
  2. Step 2: Convert to fraction form
    127,260.24/190,858.77 = 43,018.56/x
  3. Step 3: Cross multiply
    127,260.24x = 190,858.77 × 43,018.56
  4. Step 4: Simplify right side
    127,260.24x = 8,210,469,448.77
  5. Step 5: Solve for x
    x = 8,210,469,448.77/127,260.24
  6. Step 6: Final answer
    x = 64,517.16

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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.