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Finding the Fourth Proportional to 156,336.96, 234,512 and 45,528.96

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Solution

The fourth proportional to 156,336.96, 234,512 and 45,528.96 is: 68,295.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,336.96 : 234,512 = 45,528.96 : x
  2. Step 2: Convert to fraction form
    156,336.96/234,512 = 45,528.96/x
  3. Step 3: Cross multiply
    156,336.96x = 234,512 × 45,528.96
  4. Step 4: Simplify right side
    156,336.96x = 10,677,087,467.52
  5. Step 5: Solve for x
    x = 10,677,087,467.52/156,336.96
  6. Step 6: Final answer
    x = 68,295.35

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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.