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Finding the Fourth Proportional to 14,449.92, 21,675.48 and 7,060.89

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Solution

The fourth proportional to 14,449.92, 21,675.48 and 7,060.89 is: 10,591.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,449.92 : 21,675.48 = 7,060.89 : x
  2. Step 2: Convert to fraction form
    14,449.92/21,675.48 = 7,060.89/x
  3. Step 3: Cross multiply
    14,449.92x = 21,675.48 × 7,060.89
  4. Step 4: Simplify right side
    14,449.92x = 153,048,179.98
  5. Step 5: Solve for x
    x = 153,048,179.98/14,449.92
  6. Step 6: Final answer
    x = 10,591.63

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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.