Home / 36,115.79-54,188.78-16,111.53

Finding the Fourth Proportional to 36,115.79, 54,188.78 and 16,111.53

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Solution

The fourth proportional to 36,115.79, 54,188.78 and 16,111.53 is: 24,174.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,115.79 : 54,188.78 = 16,111.53 : x
  2. Step 2: Convert to fraction form
    36,115.79/54,188.78 = 16,111.53/x
  3. Step 3: Cross multiply
    36,115.79x = 54,188.78 × 16,111.53
  4. Step 4: Simplify right side
    36,115.79x = 873,064,074.08
  5. Step 5: Solve for x
    x = 873,064,074.08/36,115.79
  6. Step 6: Final answer
    x = 24,174.03

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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.