Home / 55,154.63-82,731.94-32,974.36

Finding the Fourth Proportional to 55,154.63, 82,731.94 and 32,974.36

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Solution

The fourth proportional to 55,154.63, 82,731.94 and 32,974.36 is: 49,461.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,154.63 : 82,731.94 = 32,974.36 : x
  2. Step 2: Convert to fraction form
    55,154.63/82,731.94 = 32,974.36/x
  3. Step 3: Cross multiply
    55,154.63x = 82,731.94 × 32,974.36
  4. Step 4: Simplify right side
    55,154.63x = 2,728,032,483.79
  5. Step 5: Solve for x
    x = 2,728,032,483.79/55,154.63
  6. Step 6: Final answer
    x = 49,461.53

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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.