Home / 45,333.54-68,000.22-12,053.60

Finding the Fourth Proportional to 45,333.54, 68,000.22 and 12,053.60

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Solution

The fourth proportional to 45,333.54, 68,000.22 and 12,053.60 is: 18,080.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,333.54 : 68,000.22 = 12,053.60 : x
  2. Step 2: Convert to fraction form
    45,333.54/68,000.22 = 12,053.60/x
  3. Step 3: Cross multiply
    45,333.54x = 68,000.22 × 12,053.60
  4. Step 4: Simplify right side
    45,333.54x = 819,647,366.79
  5. Step 5: Solve for x
    x = 819,647,366.79/45,333.54
  6. Step 6: Final answer
    x = 18,080.37

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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.