Home / 136,483.29-204,839.96-57,654.09

Finding the Fourth Proportional to 136,483.29, 204,839.96 and 57,654.09

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Solution

The fourth proportional to 136,483.29, 204,839.96 and 57,654.09 is: 86,529.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,483.29 : 204,839.96 = 57,654.09 : x
  2. Step 2: Convert to fraction form
    136,483.29/204,839.96 = 57,654.09/x
  3. Step 3: Cross multiply
    136,483.29x = 204,839.96 × 57,654.09
  4. Step 4: Simplify right side
    136,483.29x = 11,809,861,201.17
  5. Step 5: Solve for x
    x = 11,809,861,201.17/136,483.29
  6. Step 6: Final answer
    x = 86,529.72

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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.