Home / 51,183.89-70,605.23-29,959.05

Finding the Fourth Proportional to 51,183.89, 70,605.23 and 29,959.05

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Solution

The fourth proportional to 51,183.89, 70,605.23 and 29,959.05 is: 41,326.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,183.89 : 70,605.23 = 29,959.05 : x
  2. Step 2: Convert to fraction form
    51,183.89/70,605.23 = 29,959.05/x
  3. Step 3: Cross multiply
    51,183.89x = 70,605.23 × 29,959.05
  4. Step 4: Simplify right side
    51,183.89x = 2,115,265,615.83
  5. Step 5: Solve for x
    x = 2,115,265,615.83/51,183.89
  6. Step 6: Final answer
    x = 41,326.78

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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.