Home / 231,537.51-319,215.47-166,952.70

Finding the Fourth Proportional to 231,537.51, 319,215.47 and 166,952.70

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Solution

The fourth proportional to 231,537.51, 319,215.47 and 166,952.70 is: 230,173.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,537.51 : 319,215.47 = 166,952.70 : x
  2. Step 2: Convert to fraction form
    231,537.51/319,215.47 = 166,952.70/x
  3. Step 3: Cross multiply
    231,537.51x = 319,215.47 × 166,952.70
  4. Step 4: Simplify right side
    231,537.51x = 53,293,883,763.51
  5. Step 5: Solve for x
    x = 53,293,883,763.51/231,537.51
  6. Step 6: Final answer
    x = 230,173.87

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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.