Home / 325,345.80-448,986.78-182,105.40

Finding the Fourth Proportional to 325,345.80, 448,986.78 and 182,105.40

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Solution

The fourth proportional to 325,345.80, 448,986.78 and 182,105.40 is: 251,310.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,345.80 : 448,986.78 = 182,105.40 : x
  2. Step 2: Convert to fraction form
    325,345.80/448,986.78 = 182,105.40/x
  3. Step 3: Cross multiply
    325,345.80x = 448,986.78 × 182,105.40
  4. Step 4: Simplify right side
    325,345.80x = 81,762,917,166.61
  5. Step 5: Solve for x
    x = 81,762,917,166.61/325,345.80
  6. Step 6: Final answer
    x = 251,310.81

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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.