Home / 166,326.51-229,530.68-89,845.61

Finding the Fourth Proportional to 166,326.51, 229,530.68 and 89,845.61

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Solution

The fourth proportional to 166,326.51, 229,530.68 and 89,845.61 is: 123,987.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,326.51 : 229,530.68 = 89,845.61 : x
  2. Step 2: Convert to fraction form
    166,326.51/229,530.68 = 89,845.61/x
  3. Step 3: Cross multiply
    166,326.51x = 229,530.68 × 89,845.61
  4. Step 4: Simplify right side
    166,326.51x = 20,622,324,756.76
  5. Step 5: Solve for x
    x = 20,622,324,756.76/166,326.51
  6. Step 6: Final answer
    x = 123,987.00

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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.