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Finding the Fourth Proportional to 29,687.00, 44,492.42 and 12,135.92

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Solution

The fourth proportional to 29,687.00, 44,492.42 and 12,135.92 is: 18,188.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,687.00 : 44,492.42 = 12,135.92 : x
  2. Step 2: Convert to fraction form
    29,687.00/44,492.42 = 12,135.92/x
  3. Step 3: Cross multiply
    29,687.00x = 44,492.42 × 12,135.92
  4. Step 4: Simplify right side
    29,687.00x = 539,956,166.58
  5. Step 5: Solve for x
    x = 539,956,166.58/29,687.00
  6. Step 6: Final answer
    x = 18,188.31

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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.