Home / 45,038.94-67,548.12-16,961.95

Finding the Fourth Proportional to 45,038.94, 67,548.12 and 16,961.95

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Solution

The fourth proportional to 45,038.94, 67,548.12 and 16,961.95 is: 25,439.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,038.94 : 67,548.12 = 16,961.95 : x
  2. Step 2: Convert to fraction form
    45,038.94/67,548.12 = 16,961.95/x
  3. Step 3: Cross multiply
    45,038.94x = 67,548.12 × 16,961.95
  4. Step 4: Simplify right side
    45,038.94x = 1,145,747,834.03
  5. Step 5: Solve for x
    x = 1,145,747,834.03/45,038.94
  6. Step 6: Final answer
    x = 25,439.05

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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.