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Finding the Fourth Proportional to 67,335.84, 101,004 and 20,588.52

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Solution

The fourth proportional to 67,335.84, 101,004 and 20,588.52 is: 30,882.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,335.84 : 101,004 = 20,588.52 : x
  2. Step 2: Convert to fraction form
    67,335.84/101,004 = 20,588.52/x
  3. Step 3: Cross multiply
    67,335.84x = 101,004 × 20,588.52
  4. Step 4: Simplify right side
    67,335.84x = 2,079,522,874.08
  5. Step 5: Solve for x
    x = 2,079,522,874.08/67,335.84
  6. Step 6: Final answer
    x = 30,882.85

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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.