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Finding the Fourth Proportional to 5,019.99, 6,925.78 and 3,029.82

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Solution

The fourth proportional to 5,019.99, 6,925.78 and 3,029.82 is: 4,180.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.99 : 6,925.78 = 3,029.82 : x
  2. Step 2: Convert to fraction form
    5,019.99/6,925.78 = 3,029.82/x
  3. Step 3: Cross multiply
    5,019.99x = 6,925.78 × 3,029.82
  4. Step 4: Simplify right side
    5,019.99x = 20,983,866.76
  5. Step 5: Solve for x
    x = 20,983,866.76/5,019.99
  6. Step 6: Final answer
    x = 4,180.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.