Home / 181,744.75-272,661.27-57,085.75

Finding the Fourth Proportional to 181,744.75, 272,661.27 and 57,085.75

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Solution

The fourth proportional to 181,744.75, 272,661.27 and 57,085.75 is: 85,642.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,744.75 : 272,661.27 = 57,085.75 : x
  2. Step 2: Convert to fraction form
    181,744.75/272,661.27 = 57,085.75/x
  3. Step 3: Cross multiply
    181,744.75x = 272,661.27 × 57,085.75
  4. Step 4: Simplify right side
    181,744.75x = 15,565,073,093.90
  5. Step 5: Solve for x
    x = 15,565,073,093.90/181,744.75
  6. Step 6: Final answer
    x = 85,642.49

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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.