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Finding the Fourth Proportional to 67,018.08, 100,527.90 and 17,098.08

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Solution

The fourth proportional to 67,018.08, 100,527.90 and 17,098.08 is: 25,647.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,018.08 : 100,527.90 = 17,098.08 : x
  2. Step 2: Convert to fraction form
    67,018.08/100,527.90 = 17,098.08/x
  3. Step 3: Cross multiply
    67,018.08x = 100,527.90 × 17,098.08
  4. Step 4: Simplify right side
    67,018.08x = 1,718,834,076.43
  5. Step 5: Solve for x
    x = 1,718,834,076.43/67,018.08
  6. Step 6: Final answer
    x = 25,647.32

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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.