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Finding the Fourth Proportional to 166,742.45, 250,124.86 and 58,658.88

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Solution

The fourth proportional to 166,742.45, 250,124.86 and 58,658.88 is: 87,992.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,742.45 : 250,124.86 = 58,658.88 : x
  2. Step 2: Convert to fraction form
    166,742.45/250,124.86 = 58,658.88/x
  3. Step 3: Cross multiply
    166,742.45x = 250,124.86 × 58,658.88
  4. Step 4: Simplify right side
    166,742.45x = 14,672,045,159.05
  5. Step 5: Solve for x
    x = 14,672,045,159.05/166,742.45
  6. Step 6: Final answer
    x = 87,992.26

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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.