Home / 263,921.13-363,722.72-187,443.59

Finding the Fourth Proportional to 263,921.13, 363,722.72 and 187,443.59

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Solution

The fourth proportional to 263,921.13, 363,722.72 and 187,443.59 is: 258,325.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,921.13 : 363,722.72 = 187,443.59 : x
  2. Step 2: Convert to fraction form
    263,921.13/363,722.72 = 187,443.59/x
  3. Step 3: Cross multiply
    263,921.13x = 363,722.72 × 187,443.59
  4. Step 4: Simplify right side
    263,921.13x = 68,177,489,645.53
  5. Step 5: Solve for x
    x = 68,177,489,645.53/263,921.13
  6. Step 6: Final answer
    x = 258,325.24

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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.