Home / 193,188.59-266,600.07-108,305.67

Finding the Fourth Proportional to 193,188.59, 266,600.07 and 108,305.67

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Solution

The fourth proportional to 193,188.59, 266,600.07 and 108,305.67 is: 149,461.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,188.59 : 266,600.07 = 108,305.67 : x
  2. Step 2: Convert to fraction form
    193,188.59/266,600.07 = 108,305.67/x
  3. Step 3: Cross multiply
    193,188.59x = 266,600.07 × 108,305.67
  4. Step 4: Simplify right side
    193,188.59x = 28,874,299,203.40
  5. Step 5: Solve for x
    x = 28,874,299,203.40/193,188.59
  6. Step 6: Final answer
    x = 149,461.72

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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.