Home / 107,907.33-161,960.82-54,636.75

Finding the Fourth Proportional to 107,907.33, 161,960.82 and 54,636.75

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Solution

The fourth proportional to 107,907.33, 161,960.82 and 54,636.75 is: 82,005.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,907.33 : 161,960.82 = 54,636.75 : x
  2. Step 2: Convert to fraction form
    107,907.33/161,960.82 = 54,636.75/x
  3. Step 3: Cross multiply
    107,907.33x = 161,960.82 × 54,636.75
  4. Step 4: Simplify right side
    107,907.33x = 8,849,012,832.14
  5. Step 5: Solve for x
    x = 8,849,012,832.14/107,907.33
  6. Step 6: Final answer
    x = 82,005.67

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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.