Home / 181,845.68-272,762.14-55,480.82

Finding the Fourth Proportional to 181,845.68, 272,762.14 and 55,480.82

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Solution

The fourth proportional to 181,845.68, 272,762.14 and 55,480.82 is: 83,219.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,845.68 : 272,762.14 = 55,480.82 : x
  2. Step 2: Convert to fraction form
    181,845.68/272,762.14 = 55,480.82/x
  3. Step 3: Cross multiply
    181,845.68x = 272,762.14 × 55,480.82
  4. Step 4: Simplify right side
    181,845.68x = 15,133,067,192.15
  5. Step 5: Solve for x
    x = 15,133,067,192.15/181,845.68
  6. Step 6: Final answer
    x = 83,219.28

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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.