Home / 197,637.44-272,736.96-108,213.44

Finding the Fourth Proportional to 197,637.44, 272,736.96 and 108,213.44

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Solution

The fourth proportional to 197,637.44, 272,736.96 and 108,213.44 is: 149,333.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,637.44 : 272,736.96 = 108,213.44 : x
  2. Step 2: Convert to fraction form
    197,637.44/272,736.96 = 108,213.44/x
  3. Step 3: Cross multiply
    197,637.44x = 272,736.96 × 108,213.44
  4. Step 4: Simplify right side
    197,637.44x = 29,513,804,656.74
  5. Step 5: Solve for x
    x = 29,513,804,656.74/197,637.44
  6. Step 6: Final answer
    x = 149,333.06

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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.