Home / 45,511.98-68,265.84-15,936.44

Finding the Fourth Proportional to 45,511.98, 68,265.84 and 15,936.44

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Solution

The fourth proportional to 45,511.98, 68,265.84 and 15,936.44 is: 23,903.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,511.98 : 68,265.84 = 15,936.44 : x
  2. Step 2: Convert to fraction form
    45,511.98/68,265.84 = 15,936.44/x
  3. Step 3: Cross multiply
    45,511.98x = 68,265.84 × 15,936.44
  4. Step 4: Simplify right side
    45,511.98x = 1,087,914,463.21
  5. Step 5: Solve for x
    x = 1,087,914,463.21/45,511.98
  6. Step 6: Final answer
    x = 23,903.91

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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.