Home / 45,523.89-68,250.20-28,880.82

Finding the Fourth Proportional to 45,523.89, 68,250.20 and 28,880.82

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Solution

The fourth proportional to 45,523.89, 68,250.20 and 28,880.82 is: 43,298.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,523.89 : 68,250.20 = 28,880.82 : x
  2. Step 2: Convert to fraction form
    45,523.89/68,250.20 = 28,880.82/x
  3. Step 3: Cross multiply
    45,523.89x = 68,250.20 × 28,880.82
  4. Step 4: Simplify right side
    45,523.89x = 1,971,121,596.76
  5. Step 5: Solve for x
    x = 1,971,121,596.76/45,523.89
  6. Step 6: Final answer
    x = 43,298.62

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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.