Home / 193,162.02-266,562.75-108,279.09

Finding the Fourth Proportional to 193,162.02, 266,562.75 and 108,279.09

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Solution

The fourth proportional to 193,162.02, 266,562.75 and 108,279.09 is: 149,424.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,162.02 : 266,562.75 = 108,279.09 : x
  2. Step 2: Convert to fraction form
    193,162.02/266,562.75 = 108,279.09/x
  3. Step 3: Cross multiply
    193,162.02x = 266,562.75 × 108,279.09
  4. Step 4: Simplify right side
    193,162.02x = 28,863,171,997.90
  5. Step 5: Solve for x
    x = 28,863,171,997.90/193,162.02
  6. Step 6: Final answer
    x = 149,424.67

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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.