Home / 36,141.51-54,211.94-28,250.66

Finding the Fourth Proportional to 36,141.51, 54,211.94 and 28,250.66

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Solution

The fourth proportional to 36,141.51, 54,211.94 and 28,250.66 is: 42,375.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,141.51 : 54,211.94 = 28,250.66 : x
  2. Step 2: Convert to fraction form
    36,141.51/54,211.94 = 28,250.66/x
  3. Step 3: Cross multiply
    36,141.51x = 54,211.94 × 28,250.66
  4. Step 4: Simplify right side
    36,141.51x = 1,531,523,084.88
  5. Step 5: Solve for x
    x = 1,531,523,084.88/36,141.51
  6. Step 6: Final answer
    x = 42,375.74

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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.