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Finding the Fourth Proportional to 55,394.40, 83,095.92 and 27,329.52

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Solution

The fourth proportional to 55,394.40, 83,095.92 and 27,329.52 is: 40,996.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,394.40 : 83,095.92 = 27,329.52 : x
  2. Step 2: Convert to fraction form
    55,394.40/83,095.92 = 27,329.52/x
  3. Step 3: Cross multiply
    55,394.40x = 83,095.92 × 27,329.52
  4. Step 4: Simplify right side
    55,394.40x = 2,270,971,607.56
  5. Step 5: Solve for x
    x = 2,270,971,607.56/55,394.40
  6. Step 6: Final answer
    x = 40,996.41

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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.