Home / 67,865.44-101,748.92-45,623.64

Finding the Fourth Proportional to 67,865.44, 101,748.92 and 45,623.64

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Solution

The fourth proportional to 67,865.44, 101,748.92 and 45,623.64 is: 68,402.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,865.44 : 101,748.92 = 45,623.64 : x
  2. Step 2: Convert to fraction form
    67,865.44/101,748.92 = 45,623.64/x
  3. Step 3: Cross multiply
    67,865.44x = 101,748.92 × 45,623.64
  4. Step 4: Simplify right side
    67,865.44x = 4,642,156,096.47
  5. Step 5: Solve for x
    x = 4,642,156,096.47/67,865.44
  6. Step 6: Final answer
    x = 68,402.36

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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.