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Finding the Fourth Proportional to 124,000.34, 185,996.34 and 53,879.62

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Solution

The fourth proportional to 124,000.34, 185,996.34 and 53,879.62 is: 80,817.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,000.34 : 185,996.34 = 53,879.62 : x
  2. Step 2: Convert to fraction form
    124,000.34/185,996.34 = 53,879.62/x
  3. Step 3: Cross multiply
    124,000.34x = 185,996.34 × 53,879.62
  4. Step 4: Simplify right side
    124,000.34x = 10,021,412,120.59
  5. Step 5: Solve for x
    x = 10,021,412,120.59/124,000.34
  6. Step 6: Final answer
    x = 80,817.62

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1.5x scale

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.