Home / 181,410.55-272,116.37-55,051.81

Finding the Fourth Proportional to 181,410.55, 272,116.37 and 55,051.81

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Solution

The fourth proportional to 181,410.55, 272,116.37 and 55,051.81 is: 82,577.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,410.55 : 272,116.37 = 55,051.81 : x
  2. Step 2: Convert to fraction form
    181,410.55/272,116.37 = 55,051.81/x
  3. Step 3: Cross multiply
    181,410.55x = 272,116.37 × 55,051.81
  4. Step 4: Simplify right side
    181,410.55x = 14,980,498,699.13
  5. Step 5: Solve for x
    x = 14,980,498,699.13/181,410.55
  6. Step 6: Final answer
    x = 82,577.88

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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.