Home / 188,040.49-259,457.73-111,526.01

Finding the Fourth Proportional to 188,040.49, 259,457.73 and 111,526.01

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Solution

The fourth proportional to 188,040.49, 259,457.73 and 111,526.01 is: 153,883.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,040.49 : 259,457.73 = 111,526.01 : x
  2. Step 2: Convert to fraction form
    188,040.49/259,457.73 = 111,526.01/x
  3. Step 3: Cross multiply
    188,040.49x = 259,457.73 × 111,526.01
  4. Step 4: Simplify right side
    188,040.49x = 28,936,285,390.56
  5. Step 5: Solve for x
    x = 28,936,285,390.56/188,040.49
  6. Step 6: Final answer
    x = 153,883.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.