Home / 193,236.12-266,668.61-116,744.58

Finding the Fourth Proportional to 193,236.12, 266,668.61 and 116,744.58

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Solution

The fourth proportional to 193,236.12, 266,668.61 and 116,744.58 is: 161,109.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,236.12 : 266,668.61 = 116,744.58 : x
  2. Step 2: Convert to fraction form
    193,236.12/266,668.61 = 116,744.58/x
  3. Step 3: Cross multiply
    193,236.12x = 266,668.61 × 116,744.58
  4. Step 4: Simplify right side
    193,236.12x = 31,132,114,873.63
  5. Step 5: Solve for x
    x = 31,132,114,873.63/193,236.12
  6. Step 6: Final answer
    x = 161,109.19

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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.