Home / 193,213.86-266,584.68-111,522.12

Finding the Fourth Proportional to 193,213.86, 266,584.68 and 111,522.12

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Solution

The fourth proportional to 193,213.86, 266,584.68 and 111,522.12 is: 153,871.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,213.86 : 266,584.68 = 111,522.12 : x
  2. Step 2: Convert to fraction form
    193,213.86/266,584.68 = 111,522.12/x
  3. Step 3: Cross multiply
    193,213.86x = 266,584.68 × 111,522.12
  4. Step 4: Simplify right side
    193,213.86x = 29,730,088,673.12
  5. Step 5: Solve for x
    x = 29,730,088,673.12/193,213.86
  6. Step 6: Final answer
    x = 153,871.41

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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.