Home / 33,099.54-45,677.40-18,195.54

Finding the Fourth Proportional to 33,099.54, 45,677.40 and 18,195.54

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Solution

The fourth proportional to 33,099.54, 45,677.40 and 18,195.54 is: 25,109.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,099.54 : 45,677.40 = 18,195.54 : x
  2. Step 2: Convert to fraction form
    33,099.54/45,677.40 = 18,195.54/x
  3. Step 3: Cross multiply
    33,099.54x = 45,677.40 × 18,195.54
  4. Step 4: Simplify right side
    33,099.54x = 831,124,958.80
  5. Step 5: Solve for x
    x = 831,124,958.80/33,099.54
  6. Step 6: Final answer
    x = 25,109.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.