Home / 193,168.05-266,571.06-108,285.11

Finding the Fourth Proportional to 193,168.05, 266,571.06 and 108,285.11

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Solution

The fourth proportional to 193,168.05, 266,571.06 and 108,285.11 is: 149,432.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,168.05 : 266,571.06 = 108,285.11 : x
  2. Step 2: Convert to fraction form
    193,168.05/266,571.06 = 108,285.11/x
  3. Step 3: Cross multiply
    193,168.05x = 266,571.06 × 108,285.11
  4. Step 4: Simplify right side
    193,168.05x = 28,865,675,222.06
  5. Step 5: Solve for x
    x = 28,865,675,222.06/193,168.05
  6. Step 6: Final answer
    x = 149,432.97

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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.