Home / 204,074.87-306,094.07-54,309.42

Finding the Fourth Proportional to 204,074.87, 306,094.07 and 54,309.42

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Solution

The fourth proportional to 204,074.87, 306,094.07 and 54,309.42 is: 81,459.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,074.87 : 306,094.07 = 54,309.42 : x
  2. Step 2: Convert to fraction form
    204,074.87/306,094.07 = 54,309.42/x
  3. Step 3: Cross multiply
    204,074.87x = 306,094.07 × 54,309.42
  4. Step 4: Simplify right side
    204,074.87x = 16,623,791,542.91
  5. Step 5: Solve for x
    x = 16,623,791,542.91/204,074.87
  6. Step 6: Final answer
    x = 81,459.28

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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.