Home / 193,099.04-266,487.20-108,243.36

Finding the Fourth Proportional to 193,099.04, 266,487.20 and 108,243.36

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Solution

The fourth proportional to 193,099.04, 266,487.20 and 108,243.36 is: 149,381.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,099.04 : 266,487.20 = 108,243.36 : x
  2. Step 2: Convert to fraction form
    193,099.04/266,487.20 = 108,243.36/x
  3. Step 3: Cross multiply
    193,099.04x = 266,487.20 × 108,243.36
  4. Step 4: Simplify right side
    193,099.04x = 28,845,469,924.99
  5. Step 5: Solve for x
    x = 28,845,469,924.99/193,099.04
  6. Step 6: Final answer
    x = 149,381.74

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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.