Home / 193,100.63-266,495.27-108,234.09

Finding the Fourth Proportional to 193,100.63, 266,495.27 and 108,234.09

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Solution

The fourth proportional to 193,100.63, 266,495.27 and 108,234.09 is: 149,372.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,100.63 : 266,495.27 = 108,234.09 : x
  2. Step 2: Convert to fraction form
    193,100.63/266,495.27 = 108,234.09/x
  3. Step 3: Cross multiply
    193,100.63x = 266,495.27 × 108,234.09
  4. Step 4: Simplify right side
    193,100.63x = 28,843,872,496.58
  5. Step 5: Solve for x
    x = 28,843,872,496.58/193,100.63
  6. Step 6: Final answer
    x = 149,372.24

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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.