Home / 114,789.40-172,183.88-30,549.58

Finding the Fourth Proportional to 114,789.40, 172,183.88 and 30,549.58

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Solution

The fourth proportional to 114,789.40, 172,183.88 and 30,549.58 is: 45,824.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,789.40 : 172,183.88 = 30,549.58 : x
  2. Step 2: Convert to fraction form
    114,789.40/172,183.88 = 30,549.58/x
  3. Step 3: Cross multiply
    114,789.40x = 172,183.88 × 30,549.58
  4. Step 4: Simplify right side
    114,789.40x = 5,260,145,216.77
  5. Step 5: Solve for x
    x = 5,260,145,216.77/114,789.40
  6. Step 6: Final answer
    x = 45,824.31

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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.