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Finding the Fourth Proportional to 17,671.75, 26,490.84 and 6,570.88

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Solution

The fourth proportional to 17,671.75, 26,490.84 and 6,570.88 is: 9,850.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,671.75 : 26,490.84 = 6,570.88 : x
  2. Step 2: Convert to fraction form
    17,671.75/26,490.84 = 6,570.88/x
  3. Step 3: Cross multiply
    17,671.75x = 26,490.84 × 6,570.88
  4. Step 4: Simplify right side
    17,671.75x = 174,068,130.74
  5. Step 5: Solve for x
    x = 174,068,130.74/17,671.75
  6. Step 6: Final answer
    x = 9,850.08

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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.