Home / 106,284.21-159,370.96-39,669.56

Finding the Fourth Proportional to 106,284.21, 159,370.96 and 39,669.56

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Solution

The fourth proportional to 106,284.21, 159,370.96 and 39,669.56 is: 59,483.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,284.21 : 159,370.96 = 39,669.56 : x
  2. Step 2: Convert to fraction form
    106,284.21/159,370.96 = 39,669.56/x
  3. Step 3: Cross multiply
    106,284.21x = 159,370.96 × 39,669.56
  4. Step 4: Simplify right side
    106,284.21x = 6,322,174,963.95
  5. Step 5: Solve for x
    x = 6,322,174,963.95/106,284.21
  6. Step 6: Final answer
    x = 59,483.67

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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.