Home / 181,742.76-272,625.03-57,083.76

Finding the Fourth Proportional to 181,742.76, 272,625.03 and 57,083.76

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Solution

The fourth proportional to 181,742.76, 272,625.03 and 57,083.76 is: 85,629.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,742.76 : 272,625.03 = 57,083.76 : x
  2. Step 2: Convert to fraction form
    181,742.76/272,625.03 = 57,083.76/x
  3. Step 3: Cross multiply
    181,742.76x = 272,625.03 × 57,083.76
  4. Step 4: Simplify right side
    181,742.76x = 15,562,461,782.51
  5. Step 5: Solve for x
    x = 15,562,461,782.51/181,742.76
  6. Step 6: Final answer
    x = 85,629.06

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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.