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Finding the Fourth Proportional to 99,524.36, 149,263.30 and 28,445.04

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Solution

The fourth proportional to 99,524.36, 149,263.30 and 28,445.04 is: 42,660.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,524.36 : 149,263.30 = 28,445.04 : x
  2. Step 2: Convert to fraction form
    99,524.36/149,263.30 = 28,445.04/x
  3. Step 3: Cross multiply
    99,524.36x = 149,263.30 × 28,445.04
  4. Step 4: Simplify right side
    99,524.36x = 4,245,800,539.03
  5. Step 5: Solve for x
    x = 4,245,800,539.03/99,524.36
  6. Step 6: Final answer
    x = 42,660.92

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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.