Home / 231,538.64-319,217.02-166,953.83

Finding the Fourth Proportional to 231,538.64, 319,217.02 and 166,953.83

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Solution

The fourth proportional to 231,538.64, 319,217.02 and 166,953.83 is: 230,175.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,538.64 : 319,217.02 = 166,953.83 : x
  2. Step 2: Convert to fraction form
    231,538.64/319,217.02 = 166,953.83/x
  3. Step 3: Cross multiply
    231,538.64x = 319,217.02 × 166,953.83
  4. Step 4: Simplify right side
    231,538.64x = 53,294,502,076.72
  5. Step 5: Solve for x
    x = 53,294,502,076.72/231,538.64
  6. Step 6: Final answer
    x = 230,175.42

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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.