Home / 106,277.94-159,416.64-72,896.76

Finding the Fourth Proportional to 106,277.94, 159,416.64 and 72,896.76

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Solution

The fourth proportional to 106,277.94, 159,416.64 and 72,896.76 is: 109,344.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,277.94 : 159,416.64 = 72,896.76 : x
  2. Step 2: Convert to fraction form
    106,277.94/159,416.64 = 72,896.76/x
  3. Step 3: Cross multiply
    106,277.94x = 159,416.64 × 72,896.76
  4. Step 4: Simplify right side
    106,277.94x = 11,620,956,546.09
  5. Step 5: Solve for x
    x = 11,620,956,546.09/106,277.94
  6. Step 6: Final answer
    x = 109,344.95

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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.