Home / 167,854.91-251,718.64-55,501.43

Finding the Fourth Proportional to 167,854.91, 251,718.64 and 55,501.43

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Solution

The fourth proportional to 167,854.91, 251,718.64 and 55,501.43 is: 83,231.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,854.91 : 251,718.64 = 55,501.43 : x
  2. Step 2: Convert to fraction form
    167,854.91/251,718.64 = 55,501.43/x
  3. Step 3: Cross multiply
    167,854.91x = 251,718.64 × 55,501.43
  4. Step 4: Simplify right side
    167,854.91x = 13,970,743,080.31
  5. Step 5: Solve for x
    x = 13,970,743,080.31/167,854.91
  6. Step 6: Final answer
    x = 83,231.07

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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.