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Finding the Fourth Proportional to 8,064, 12,098.88 and 2,592

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Solution

The fourth proportional to 8,064, 12,098.88 and 2,592 is: 3,888.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064 : 12,098.88 = 2,592 : x
  2. Step 2: Convert to fraction form
    8,064/12,098.88 = 2,592/x
  3. Step 3: Cross multiply
    8,064x = 12,098.88 × 2,592
  4. Step 4: Simplify right side
    8,064x = 31,360,296.96
  5. Step 5: Solve for x
    x = 31,360,296.96/8,064
  6. Step 6: Final answer
    x = 3,888.93

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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.