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Finding the Fourth Proportional to 12,007.59, 16,572.14 and 6,702.75

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Solution

The fourth proportional to 12,007.59, 16,572.14 and 6,702.75 is: 9,250.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,007.59 : 16,572.14 = 6,702.75 : x
  2. Step 2: Convert to fraction form
    12,007.59/16,572.14 = 6,702.75/x
  3. Step 3: Cross multiply
    12,007.59x = 16,572.14 × 6,702.75
  4. Step 4: Simplify right side
    12,007.59x = 111,078,940.71
  5. Step 5: Solve for x
    x = 111,078,940.71/12,007.59
  6. Step 6: Final answer
    x = 9,250.73

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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.