Home / 68,432.13-102,651.08-33,401.25

Finding the Fourth Proportional to 68,432.13, 102,651.08 and 33,401.25

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Solution

The fourth proportional to 68,432.13, 102,651.08 and 33,401.25 is: 50,103.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,432.13 : 102,651.08 = 33,401.25 : x
  2. Step 2: Convert to fraction form
    68,432.13/102,651.08 = 33,401.25/x
  3. Step 3: Cross multiply
    68,432.13x = 102,651.08 × 33,401.25
  4. Step 4: Simplify right side
    68,432.13x = 3,428,674,385.85
  5. Step 5: Solve for x
    x = 3,428,674,385.85/68,432.13
  6. Step 6: Final answer
    x = 50,103.28

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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.