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Finding the Fourth Proportional to 8,045.95, 11,102.80 and 4,508.48

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Solution

The fourth proportional to 8,045.95, 11,102.80 and 4,508.48 is: 6,221.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.95 : 11,102.80 = 4,508.48 : x
  2. Step 2: Convert to fraction form
    8,045.95/11,102.80 = 4,508.48/x
  3. Step 3: Cross multiply
    8,045.95x = 11,102.80 × 4,508.48
  4. Step 4: Simplify right side
    8,045.95x = 50,056,751.74
  5. Step 5: Solve for x
    x = 50,056,751.74/8,045.95
  6. Step 6: Final answer
    x = 6,221.36

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