Home / 68,216.06-102,299.15-26,075.30

Finding the Fourth Proportional to 68,216.06, 102,299.15 and 26,075.30

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Solution

The fourth proportional to 68,216.06, 102,299.15 and 26,075.30 is: 39,103.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,216.06 : 102,299.15 = 26,075.30 : x
  2. Step 2: Convert to fraction form
    68,216.06/102,299.15 = 26,075.30/x
  3. Step 3: Cross multiply
    68,216.06x = 102,299.15 × 26,075.30
  4. Step 4: Simplify right side
    68,216.06x = 2,667,480,895.62
  5. Step 5: Solve for x
    x = 2,667,480,895.62/68,216.06
  6. Step 6: Final answer
    x = 39,103.41

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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.