Home / 55,028.40-82,511.61-17,579.70

Finding the Fourth Proportional to 55,028.40, 82,511.61 and 17,579.70

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Solution

The fourth proportional to 55,028.40, 82,511.61 and 17,579.70 is: 26,359.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,028.40 : 82,511.61 = 17,579.70 : x
  2. Step 2: Convert to fraction form
    55,028.40/82,511.61 = 17,579.70/x
  3. Step 3: Cross multiply
    55,028.40x = 82,511.61 × 17,579.70
  4. Step 4: Simplify right side
    55,028.40x = 1,450,529,350.32
  5. Step 5: Solve for x
    x = 1,450,529,350.32/55,028.40
  6. Step 6: Final answer
    x = 26,359.65

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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.