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Finding the Fourth Proportional to 12,250.96, 18,359.94 and 6,695.96

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Solution

The fourth proportional to 12,250.96, 18,359.94 and 6,695.96 is: 10,034.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,250.96 : 18,359.94 = 6,695.96 : x
  2. Step 2: Convert to fraction form
    12,250.96/18,359.94 = 6,695.96/x
  3. Step 3: Cross multiply
    12,250.96x = 18,359.94 × 6,695.96
  4. Step 4: Simplify right side
    12,250.96x = 122,937,423.84
  5. Step 5: Solve for x
    x = 122,937,423.84/12,250.96
  6. Step 6: Final answer
    x = 10,034.92

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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.