Home / 193,666.85-267,218.79-113,057.78

Finding the Fourth Proportional to 193,666.85, 267,218.79 and 113,057.78

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Solution

The fourth proportional to 193,666.85, 267,218.79 and 113,057.78 is: 155,995.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,666.85 : 267,218.79 = 113,057.78 : x
  2. Step 2: Convert to fraction form
    193,666.85/267,218.79 = 113,057.78/x
  3. Step 3: Cross multiply
    193,666.85x = 267,218.79 × 113,057.78
  4. Step 4: Simplify right side
    193,666.85x = 30,211,161,835.59
  5. Step 5: Solve for x
    x = 30,211,161,835.59/193,666.85
  6. Step 6: Final answer
    x = 155,995.53

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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.