Home / 168,519.26-232,661.76-107,300

Finding the Fourth Proportional to 168,519.26, 232,661.76 and 107,300

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Solution

The fourth proportional to 168,519.26, 232,661.76 and 107,300 is: 148,140.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,519.26 : 232,661.76 = 107,300 : x
  2. Step 2: Convert to fraction form
    168,519.26/232,661.76 = 107,300/x
  3. Step 3: Cross multiply
    168,519.26x = 232,661.76 × 107,300
  4. Step 4: Simplify right side
    168,519.26x = 24,964,606,848
  5. Step 5: Solve for x
    x = 24,964,606,848/168,519.26
  6. Step 6: Final answer
    x = 148,140.97

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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.