Home / 197,467.72-272,504.10-108,043.72

Finding the Fourth Proportional to 197,467.72, 272,504.10 and 108,043.72

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Solution

The fourth proportional to 197,467.72, 272,504.10 and 108,043.72 is: 149,099.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,467.72 : 272,504.10 = 108,043.72 : x
  2. Step 2: Convert to fraction form
    197,467.72/272,504.10 = 108,043.72/x
  3. Step 3: Cross multiply
    197,467.72x = 272,504.10 × 108,043.72
  4. Step 4: Simplify right side
    197,467.72x = 29,442,356,679.25
  5. Step 5: Solve for x
    x = 29,442,356,679.25/197,467.72
  6. Step 6: Final answer
    x = 149,099.59

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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.