Home / 188,072.29-259,557.99-107,484.41

Finding the Fourth Proportional to 188,072.29, 259,557.99 and 107,484.41

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Solution

The fourth proportional to 188,072.29, 259,557.99 and 107,484.41 is: 148,338.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,072.29 : 259,557.99 = 107,484.41 : x
  2. Step 2: Convert to fraction form
    188,072.29/259,557.99 = 107,484.41/x
  3. Step 3: Cross multiply
    188,072.29x = 259,557.99 × 107,484.41
  4. Step 4: Simplify right side
    188,072.29x = 27,898,437,415.94
  5. Step 5: Solve for x
    x = 27,898,437,415.94/188,072.29
  6. Step 6: Final answer
    x = 148,338.90

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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.