Home / 193,092.51-266,391.64-120,453.13

Finding the Fourth Proportional to 193,092.51, 266,391.64 and 120,453.13

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Solution

The fourth proportional to 193,092.51, 266,391.64 and 120,453.13 is: 166,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,092.51 : 266,391.64 = 120,453.13 : x
  2. Step 2: Convert to fraction form
    193,092.51/266,391.64 = 120,453.13/x
  3. Step 3: Cross multiply
    193,092.51x = 266,391.64 × 120,453.13
  4. Step 4: Simplify right side
    193,092.51x = 32,087,705,151.39
  5. Step 5: Solve for x
    x = 32,087,705,151.39/193,092.51
  6. Step 6: Final answer
    x = 166,177.89

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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.