Home / 362,139.57-543,267.68-112,763.25

Finding the Fourth Proportional to 362,139.57, 543,267.68 and 112,763.25

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Solution

The fourth proportional to 362,139.57, 543,267.68 and 112,763.25 is: 169,163.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,139.57 : 543,267.68 = 112,763.25 : x
  2. Step 2: Convert to fraction form
    362,139.57/543,267.68 = 112,763.25/x
  3. Step 3: Cross multiply
    362,139.57x = 543,267.68 × 112,763.25
  4. Step 4: Simplify right side
    362,139.57x = 61,260,628,652.94
  5. Step 5: Solve for x
    x = 61,260,628,652.94/362,139.57
  6. Step 6: Final answer
    x = 169,163.03

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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.