Home / 252,103.32-347,919.42-138,926.06

Finding the Fourth Proportional to 252,103.32, 347,919.42 and 138,926.06

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Solution

The fourth proportional to 252,103.32, 347,919.42 and 138,926.06 is: 191,727.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,103.32 : 347,919.42 = 138,926.06 : x
  2. Step 2: Convert to fraction form
    252,103.32/347,919.42 = 138,926.06/x
  3. Step 3: Cross multiply
    252,103.32x = 347,919.42 × 138,926.06
  4. Step 4: Simplify right side
    252,103.32x = 48,335,074,218.09
  5. Step 5: Solve for x
    x = 48,335,074,218.09/252,103.32
  6. Step 6: Final answer
    x = 191,727.24

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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.