Home / 181,712.25-272,579.31-57,053.25

Finding the Fourth Proportional to 181,712.25, 272,579.31 and 57,053.25

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Solution

The fourth proportional to 181,712.25, 272,579.31 and 57,053.25 is: 85,583.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,712.25 : 272,579.31 = 57,053.25 : x
  2. Step 2: Convert to fraction form
    181,712.25/272,579.31 = 57,053.25/x
  3. Step 3: Cross multiply
    181,712.25x = 272,579.31 × 57,053.25
  4. Step 4: Simplify right side
    181,712.25x = 15,551,535,518.26
  5. Step 5: Solve for x
    x = 15,551,535,518.26/181,712.25
  6. Step 6: Final answer
    x = 85,583.31

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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.