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Finding the Fourth Proportional to 8,361.99, 12,541.96 and 4,853.91

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Solution

The fourth proportional to 8,361.99, 12,541.96 and 4,853.91 is: 7,280.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,361.99 : 12,541.96 = 4,853.91 : x
  2. Step 2: Convert to fraction form
    8,361.99/12,541.96 = 4,853.91/x
  3. Step 3: Cross multiply
    8,361.99x = 12,541.96 × 4,853.91
  4. Step 4: Simplify right side
    8,361.99x = 60,877,482.35
  5. Step 5: Solve for x
    x = 60,877,482.35/8,361.99
  6. Step 6: Final answer
    x = 7,280.26

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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.