Home / 181,825.95-272,739.14-55,459.51

Finding the Fourth Proportional to 181,825.95, 272,739.14 and 55,459.51

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Solution

The fourth proportional to 181,825.95, 272,739.14 and 55,459.51 is: 83,189.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,825.95 : 272,739.14 = 55,459.51 : x
  2. Step 2: Convert to fraction form
    181,825.95/272,739.14 = 55,459.51/x
  3. Step 3: Cross multiply
    181,825.95x = 272,739.14 × 55,459.51
  4. Step 4: Simplify right side
    181,825.95x = 15,125,979,062.22
  5. Step 5: Solve for x
    x = 15,125,979,062.22/181,825.95
  6. Step 6: Final answer
    x = 83,189.33

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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.