Home / 51,589.56-71,012.25-45,201.09

Finding the Fourth Proportional to 51,589.56, 71,012.25 and 45,201.09

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Solution

The fourth proportional to 51,589.56, 71,012.25 and 45,201.09 is: 62,218.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,589.56 : 71,012.25 = 45,201.09 : x
  2. Step 2: Convert to fraction form
    51,589.56/71,012.25 = 45,201.09/x
  3. Step 3: Cross multiply
    51,589.56x = 71,012.25 × 45,201.09
  4. Step 4: Simplify right side
    51,589.56x = 3,209,831,103.35
  5. Step 5: Solve for x
    x = 3,209,831,103.35/51,589.56
  6. Step 6: Final answer
    x = 62,218.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.