Home / 181,381.23-272,072.49-55,022.58

Finding the Fourth Proportional to 181,381.23, 272,072.49 and 55,022.58

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Solution

The fourth proportional to 181,381.23, 272,072.49 and 55,022.58 is: 82,534.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,381.23 : 272,072.49 = 55,022.58 : x
  2. Step 2: Convert to fraction form
    181,381.23/272,072.49 = 55,022.58/x
  3. Step 3: Cross multiply
    181,381.23x = 272,072.49 × 55,022.58
  4. Step 4: Simplify right side
    181,381.23x = 14,970,130,346.82
  5. Step 5: Solve for x
    x = 14,970,130,346.82/181,381.23
  6. Step 6: Final answer
    x = 82,534.07

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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.