Home / 40,099.89-55,299.99-29,913.41

Finding the Fourth Proportional to 40,099.89, 55,299.99 and 29,913.41

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Solution

The fourth proportional to 40,099.89, 55,299.99 and 29,913.41 is: 41,252.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,099.89 : 55,299.99 = 29,913.41 : x
  2. Step 2: Convert to fraction form
    40,099.89/55,299.99 = 29,913.41/x
  3. Step 3: Cross multiply
    40,099.89x = 55,299.99 × 29,913.41
  4. Step 4: Simplify right side
    40,099.89x = 1,654,211,524.29
  5. Step 5: Solve for x
    x = 1,654,211,524.29/40,099.89
  6. Step 6: Final answer
    x = 41,252.27

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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.