Home / 45,205.88-67,813.32-16,750.46

Finding the Fourth Proportional to 45,205.88, 67,813.32 and 16,750.46

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Solution

The fourth proportional to 45,205.88, 67,813.32 and 16,750.46 is: 25,127.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,205.88 : 67,813.32 = 16,750.46 : x
  2. Step 2: Convert to fraction form
    45,205.88/67,813.32 = 16,750.46/x
  3. Step 3: Cross multiply
    45,205.88x = 67,813.32 × 16,750.46
  4. Step 4: Simplify right side
    45,205.88x = 1,135,903,965.06
  5. Step 5: Solve for x
    x = 1,135,903,965.06/45,205.88
  6. Step 6: Final answer
    x = 25,127.35

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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.