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Finding the Fourth Proportional to 166,814.48, 250,235.37 and 48,485.70

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Solution

The fourth proportional to 166,814.48, 250,235.37 and 48,485.70 is: 72,732.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,814.48 : 250,235.37 = 48,485.70 : x
  2. Step 2: Convert to fraction form
    166,814.48/250,235.37 = 48,485.70/x
  3. Step 3: Cross multiply
    166,814.48x = 250,235.37 × 48,485.70
  4. Step 4: Simplify right side
    166,814.48x = 12,132,837,079.21
  5. Step 5: Solve for x
    x = 12,132,837,079.21/166,814.48
  6. Step 6: Final answer
    x = 72,732.52

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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.