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Finding the Fourth Proportional to 67,820.96, 93,589.11 and 37,604.48

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Solution

The fourth proportional to 67,820.96, 93,589.11 and 37,604.48 is: 51,892.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,820.96 : 93,589.11 = 37,604.48 : x
  2. Step 2: Convert to fraction form
    67,820.96/93,589.11 = 37,604.48/x
  3. Step 3: Cross multiply
    67,820.96x = 93,589.11 × 37,604.48
  4. Step 4: Simplify right side
    67,820.96x = 3,519,369,815.21
  5. Step 5: Solve for x
    x = 3,519,369,815.21/67,820.96
  6. Step 6: Final answer
    x = 51,892.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.