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Finding the Fourth Proportional to 8,782.30, 13,165.35 and 3,232.59

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Solution

The fourth proportional to 8,782.30, 13,165.35 and 3,232.59 is: 4,845.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,782.30 : 13,165.35 = 3,232.59 : x
  2. Step 2: Convert to fraction form
    8,782.30/13,165.35 = 3,232.59/x
  3. Step 3: Cross multiply
    8,782.30x = 13,165.35 × 3,232.59
  4. Step 4: Simplify right side
    8,782.30x = 42,558,178.76
  5. Step 5: Solve for x
    x = 42,558,178.76/8,782.30
  6. Step 6: Final answer
    x = 4,845.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.