Home / 181,743.75-272,659.77-57,084.75

Finding the Fourth Proportional to 181,743.75, 272,659.77 and 57,084.75

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Solution

The fourth proportional to 181,743.75, 272,659.77 and 57,084.75 is: 85,640.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,743.75 : 272,659.77 = 57,084.75 : x
  2. Step 2: Convert to fraction form
    181,743.75/272,659.77 = 57,084.75/x
  3. Step 3: Cross multiply
    181,743.75x = 272,659.77 × 57,084.75
  4. Step 4: Simplify right side
    181,743.75x = 15,564,714,805.51
  5. Step 5: Solve for x
    x = 15,564,714,805.51/181,743.75
  6. Step 6: Final answer
    x = 85,640.99

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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.