Home / 181,701.39-272,552.49-55,342.20

Finding the Fourth Proportional to 181,701.39, 272,552.49 and 55,342.20

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Solution

The fourth proportional to 181,701.39, 272,552.49 and 55,342.20 is: 83,013.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,701.39 : 272,552.49 = 55,342.20 : x
  2. Step 2: Convert to fraction form
    181,701.39/272,552.49 = 55,342.20/x
  3. Step 3: Cross multiply
    181,701.39x = 272,552.49 × 55,342.20
  4. Step 4: Simplify right side
    181,701.39x = 15,083,654,412.08
  5. Step 5: Solve for x
    x = 15,083,654,412.08/181,701.39
  6. Step 6: Final answer
    x = 83,013.42

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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.