Home / 263,191.58-363,207.25-142,335.23

Finding the Fourth Proportional to 263,191.58, 363,207.25 and 142,335.23

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Solution

The fourth proportional to 263,191.58, 363,207.25 and 142,335.23 is: 196,424.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,191.58 : 363,207.25 = 142,335.23 : x
  2. Step 2: Convert to fraction form
    263,191.58/363,207.25 = 142,335.23/x
  3. Step 3: Cross multiply
    263,191.58x = 363,207.25 × 142,335.23
  4. Step 4: Simplify right side
    263,191.58x = 51,697,187,190.33
  5. Step 5: Solve for x
    x = 51,697,187,190.33/263,191.58
  6. Step 6: Final answer
    x = 196,424.17

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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.