Home / 181,918.80-272,829.60-55,558.80

Finding the Fourth Proportional to 181,918.80, 272,829.60 and 55,558.80

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Solution

The fourth proportional to 181,918.80, 272,829.60 and 55,558.80 is: 83,323.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,918.80 : 272,829.60 = 55,558.80 : x
  2. Step 2: Convert to fraction form
    181,918.80/272,829.60 = 55,558.80/x
  3. Step 3: Cross multiply
    181,918.80x = 272,829.60 × 55,558.80
  4. Step 4: Simplify right side
    181,918.80x = 15,158,085,180.48
  5. Step 5: Solve for x
    x = 15,158,085,180.48/181,918.80
  6. Step 6: Final answer
    x = 83,323.36

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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.