Home / 106,618.73-159,983.45-43,485.17

Finding the Fourth Proportional to 106,618.73, 159,983.45 and 43,485.17

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Solution

The fourth proportional to 106,618.73, 159,983.45 and 43,485.17 is: 65,250.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,618.73 : 159,983.45 = 43,485.17 : x
  2. Step 2: Convert to fraction form
    106,618.73/159,983.45 = 43,485.17/x
  3. Step 3: Cross multiply
    106,618.73x = 159,983.45 × 43,485.17
  4. Step 4: Simplify right side
    106,618.73x = 6,956,907,520.44
  5. Step 5: Solve for x
    x = 6,956,907,520.44/106,618.73
  6. Step 6: Final answer
    x = 65,250.33

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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.