Home / 193,020.24-266,378.88-108,164.64

Finding the Fourth Proportional to 193,020.24, 266,378.88 and 108,164.64

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Solution

The fourth proportional to 193,020.24, 266,378.88 and 108,164.64 is: 149,273.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,020.24 : 266,378.88 = 108,164.64 : x
  2. Step 2: Convert to fraction form
    193,020.24/266,378.88 = 108,164.64/x
  3. Step 3: Cross multiply
    193,020.24x = 266,378.88 × 108,164.64
  4. Step 4: Simplify right side
    193,020.24x = 28,812,775,658.80
  5. Step 5: Solve for x
    x = 28,812,775,658.80/193,020.24
  6. Step 6: Final answer
    x = 149,273.34

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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.