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Finding the Fourth Proportional to 25,588.68, 38,383.08 and 8,060.28

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Solution

The fourth proportional to 25,588.68, 38,383.08 and 8,060.28 is: 12,090.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,588.68 : 38,383.08 = 8,060.28 : x
  2. Step 2: Convert to fraction form
    25,588.68/38,383.08 = 8,060.28/x
  3. Step 3: Cross multiply
    25,588.68x = 38,383.08 × 8,060.28
  4. Step 4: Simplify right side
    25,588.68x = 309,378,372.06
  5. Step 5: Solve for x
    x = 309,378,372.06/25,588.68
  6. Step 6: Final answer
    x = 12,090.44

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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.