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Finding the Fourth Proportional to 8,977.86, 13,468.93 and 4,524.59

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Solution

The fourth proportional to 8,977.86, 13,468.93 and 4,524.59 is: 6,787.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977.86 : 13,468.93 = 4,524.59 : x
  2. Step 2: Convert to fraction form
    8,977.86/13,468.93 = 4,524.59/x
  3. Step 3: Cross multiply
    8,977.86x = 13,468.93 × 4,524.59
  4. Step 4: Simplify right side
    8,977.86x = 60,941,385.99
  5. Step 5: Solve for x
    x = 60,941,385.99/8,977.86
  6. Step 6: Final answer
    x = 6,787.96

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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.