Home / 193,289.74-266,748.83-120,735.60

Finding the Fourth Proportional to 193,289.74, 266,748.83 and 120,735.60

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Solution

The fourth proportional to 193,289.74, 266,748.83 and 120,735.60 is: 166,620.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,289.74 : 266,748.83 = 120,735.60 : x
  2. Step 2: Convert to fraction form
    193,289.74/266,748.83 = 120,735.60/x
  3. Step 3: Cross multiply
    193,289.74x = 266,748.83 × 120,735.60
  4. Step 4: Simplify right side
    193,289.74x = 32,206,080,039.35
  5. Step 5: Solve for x
    x = 32,206,080,039.35/193,289.74
  6. Step 6: Final answer
    x = 166,620.74

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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.