Home / 193,654.83-267,334.65-129,231.27

Finding the Fourth Proportional to 193,654.83, 267,334.65 and 129,231.27

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Solution

The fourth proportional to 193,654.83, 267,334.65 and 129,231.27 is: 178,399.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,654.83 : 267,334.65 = 129,231.27 : x
  2. Step 2: Convert to fraction form
    193,654.83/267,334.65 = 129,231.27/x
  3. Step 3: Cross multiply
    193,654.83x = 267,334.65 × 129,231.27
  4. Step 4: Simplify right side
    193,654.83x = 34,547,996,334.51
  5. Step 5: Solve for x
    x = 34,547,996,334.51/193,654.83
  6. Step 6: Final answer
    x = 178,399.87

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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.