Home / 193,399.86-266,887.59-107,353.83

Finding the Fourth Proportional to 193,399.86, 266,887.59 and 107,353.83

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Solution

The fourth proportional to 193,399.86, 266,887.59 and 107,353.83 is: 148,145.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,399.86 : 266,887.59 = 107,353.83 : x
  2. Step 2: Convert to fraction form
    193,399.86/266,887.59 = 107,353.83/x
  3. Step 3: Cross multiply
    193,399.86x = 266,887.59 × 107,353.83
  4. Step 4: Simplify right side
    193,399.86x = 28,651,404,965.97
  5. Step 5: Solve for x
    x = 28,651,404,965.97/193,399.86
  6. Step 6: Final answer
    x = 148,145.94

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1.5x scale

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.