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Finding the Fourth Proportional to 5,016.49, 7,532.10 and 4,927.90

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Solution

The fourth proportional to 5,016.49, 7,532.10 and 4,927.90 is: 7,399.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016.49 : 7,532.10 = 4,927.90 : x
  2. Step 2: Convert to fraction form
    5,016.49/7,532.10 = 4,927.90/x
  3. Step 3: Cross multiply
    5,016.49x = 7,532.10 × 4,927.90
  4. Step 4: Simplify right side
    5,016.49x = 37,117,408.98
  5. Step 5: Solve for x
    x = 37,117,408.98/5,016.49
  6. Step 6: Final answer
    x = 7,399.08

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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.