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Finding the Fourth Proportional to 8,373.96, 12,552.72 and 4,677.96

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Solution

The fourth proportional to 8,373.96, 12,552.72 and 4,677.96 is: 7,012.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.96 : 12,552.72 = 4,677.96 : x
  2. Step 2: Convert to fraction form
    8,373.96/12,552.72 = 4,677.96/x
  3. Step 3: Cross multiply
    8,373.96x = 12,552.72 × 4,677.96
  4. Step 4: Simplify right side
    8,373.96x = 58,721,122.05
  5. Step 5: Solve for x
    x = 58,721,122.05/8,373.96
  6. Step 6: Final answer
    x = 7,012.35

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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.