Home / 187,673.22-259,007.67-107,112.95

Finding the Fourth Proportional to 187,673.22, 259,007.67 and 107,112.95

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Solution

The fourth proportional to 187,673.22, 259,007.67 and 107,112.95 is: 147,826.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,673.22 : 259,007.67 = 107,112.95 : x
  2. Step 2: Convert to fraction form
    187,673.22/259,007.67 = 107,112.95/x
  3. Step 3: Cross multiply
    187,673.22x = 259,007.67 × 107,112.95
  4. Step 4: Simplify right side
    187,673.22x = 27,743,075,606.33
  5. Step 5: Solve for x
    x = 27,743,075,606.33/187,673.22
  6. Step 6: Final answer
    x = 147,826.50

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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.