Home / 106,313.77-159,471.33-27,428.68

Finding the Fourth Proportional to 106,313.77, 159,471.33 and 27,428.68

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Solution

The fourth proportional to 106,313.77, 159,471.33 and 27,428.68 is: 41,143.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,313.77 : 159,471.33 = 27,428.68 : x
  2. Step 2: Convert to fraction form
    106,313.77/159,471.33 = 27,428.68/x
  3. Step 3: Cross multiply
    106,313.77x = 159,471.33 × 27,428.68
  4. Step 4: Simplify right side
    106,313.77x = 4,374,087,433.49
  5. Step 5: Solve for x
    x = 4,374,087,433.49/106,313.77
  6. Step 6: Final answer
    x = 41,143.19

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1.5x scale

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.