Home / 40,263.78-60,383.52-16,885.02

Finding the Fourth Proportional to 40,263.78, 60,383.52 and 16,885.02

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Solution

The fourth proportional to 40,263.78, 60,383.52 and 16,885.02 is: 25,322.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,263.78 : 60,383.52 = 16,885.02 : x
  2. Step 2: Convert to fraction form
    40,263.78/60,383.52 = 16,885.02/x
  3. Step 3: Cross multiply
    40,263.78x = 60,383.52 × 16,885.02
  4. Step 4: Simplify right side
    40,263.78x = 1,019,576,942.87
  5. Step 5: Solve for x
    x = 1,019,576,942.87/40,263.78
  6. Step 6: Final answer
    x = 25,322.43

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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.