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Finding the Fourth Proportional to 8,606.96, 11,875 and 5,068.88

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Solution

The fourth proportional to 8,606.96, 11,875 and 5,068.88 is: 6,993.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,606.96 : 11,875 = 5,068.88 : x
  2. Step 2: Convert to fraction form
    8,606.96/11,875 = 5,068.88/x
  3. Step 3: Cross multiply
    8,606.96x = 11,875 × 5,068.88
  4. Step 4: Simplify right side
    8,606.96x = 60,192,950
  5. Step 5: Solve for x
    x = 60,192,950/8,606.96
  6. Step 6: Final answer
    x = 6,993.52

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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.