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Finding the Fourth Proportional to 37,079.67, 55,619.03 and 8,999.94

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Solution

The fourth proportional to 37,079.67, 55,619.03 and 8,999.94 is: 13,499.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,079.67 : 55,619.03 = 8,999.94 : x
  2. Step 2: Convert to fraction form
    37,079.67/55,619.03 = 8,999.94/x
  3. Step 3: Cross multiply
    37,079.67x = 55,619.03 × 8,999.94
  4. Step 4: Simplify right side
    37,079.67x = 500,567,771.31
  5. Step 5: Solve for x
    x = 500,567,771.31/37,079.67
  6. Step 6: Final answer
    x = 13,499.79

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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.