Home / 360,249.24-540,381.30-110,931

Finding the Fourth Proportional to 360,249.24, 540,381.30 and 110,931

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Solution

The fourth proportional to 360,249.24, 540,381.30 and 110,931 is: 166,398.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,249.24 : 540,381.30 = 110,931 : x
  2. Step 2: Convert to fraction form
    360,249.24/540,381.30 = 110,931/x
  3. Step 3: Cross multiply
    360,249.24x = 540,381.30 × 110,931
  4. Step 4: Simplify right side
    360,249.24x = 59,945,037,990.30
  5. Step 5: Solve for x
    x = 59,945,037,990.30/360,249.24
  6. Step 6: Final answer
    x = 166,398.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.