Home / 55,298.90-82,940.15-27,211.34

Finding the Fourth Proportional to 55,298.90, 82,940.15 and 27,211.34

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Solution

The fourth proportional to 55,298.90, 82,940.15 and 27,211.34 is: 40,812.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,298.90 : 82,940.15 = 27,211.34 : x
  2. Step 2: Convert to fraction form
    55,298.90/82,940.15 = 27,211.34/x
  3. Step 3: Cross multiply
    55,298.90x = 82,940.15 × 27,211.34
  4. Step 4: Simplify right side
    55,298.90x = 2,256,912,896.68
  5. Step 5: Solve for x
    x = 2,256,912,896.68/55,298.90
  6. Step 6: Final answer
    x = 40,812.98

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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.