Home / 204,031.98-306,047.55-54,272.43

Finding the Fourth Proportional to 204,031.98, 306,047.55 and 54,272.43

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Solution

The fourth proportional to 204,031.98, 306,047.55 and 54,272.43 is: 81,408.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,031.98 : 306,047.55 = 54,272.43 : x
  2. Step 2: Convert to fraction form
    204,031.98/306,047.55 = 54,272.43/x
  3. Step 3: Cross multiply
    204,031.98x = 306,047.55 × 54,272.43
  4. Step 4: Simplify right side
    204,031.98x = 16,609,944,437.57
  5. Step 5: Solve for x
    x = 16,609,944,437.57/204,031.98
  6. Step 6: Final answer
    x = 81,408.53

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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.