Home / 181,625.48-250,639.25-105,147.81

Finding the Fourth Proportional to 181,625.48, 250,639.25 and 105,147.81

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Solution

The fourth proportional to 181,625.48, 250,639.25 and 105,147.81 is: 145,101.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,625.48 : 250,639.25 = 105,147.81 : x
  2. Step 2: Convert to fraction form
    181,625.48/250,639.25 = 105,147.81/x
  3. Step 3: Cross multiply
    181,625.48x = 250,639.25 × 105,147.81
  4. Step 4: Simplify right side
    181,625.48x = 26,354,168,237.54
  5. Step 5: Solve for x
    x = 26,354,168,237.54/181,625.48
  6. Step 6: Final answer
    x = 145,101.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.