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Finding the Fourth Proportional to 156,604.96, 234,942 and 45,797.92

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Solution

The fourth proportional to 156,604.96, 234,942 and 45,797.92 is: 68,706.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,604.96 : 234,942 = 45,797.92 : x
  2. Step 2: Convert to fraction form
    156,604.96/234,942 = 45,797.92/x
  3. Step 3: Cross multiply
    156,604.96x = 234,942 × 45,797.92
  4. Step 4: Simplify right side
    156,604.96x = 10,759,854,920.64
  5. Step 5: Solve for x
    x = 10,759,854,920.64/156,604.96
  6. Step 6: Final answer
    x = 68,706.99

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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.