Home / 181,555.20-272,334.72-55,216.02

Finding the Fourth Proportional to 181,555.20, 272,334.72 and 55,216.02

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Solution

The fourth proportional to 181,555.20, 272,334.72 and 55,216.02 is: 82,824.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,555.20 : 272,334.72 = 55,216.02 : x
  2. Step 2: Convert to fraction form
    181,555.20/272,334.72 = 55,216.02/x
  3. Step 3: Cross multiply
    181,555.20x = 272,334.72 × 55,216.02
  4. Step 4: Simplify right side
    181,555.20x = 15,037,239,346.21
  5. Step 5: Solve for x
    x = 15,037,239,346.21/181,555.20
  6. Step 6: Final answer
    x = 82,824.61

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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.