Home / 196,842.39-271,502.55-131,398.26

Finding the Fourth Proportional to 196,842.39, 271,502.55 and 131,398.26

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Solution

The fourth proportional to 196,842.39, 271,502.55 and 131,398.26 is: 181,236.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,842.39 : 271,502.55 = 131,398.26 : x
  2. Step 2: Convert to fraction form
    196,842.39/271,502.55 = 131,398.26/x
  3. Step 3: Cross multiply
    196,842.39x = 271,502.55 × 131,398.26
  4. Step 4: Simplify right side
    196,842.39x = 35,674,962,655.56
  5. Step 5: Solve for x
    x = 35,674,962,655.56/196,842.39
  6. Step 6: Final answer
    x = 181,236.18

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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.