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Finding the Fourth Proportional to 18,592.70, 25,654.04 and 11,037.96

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Solution

The fourth proportional to 18,592.70, 25,654.04 and 11,037.96 is: 15,230.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,592.70 : 25,654.04 = 11,037.96 : x
  2. Step 2: Convert to fraction form
    18,592.70/25,654.04 = 11,037.96/x
  3. Step 3: Cross multiply
    18,592.70x = 25,654.04 × 11,037.96
  4. Step 4: Simplify right side
    18,592.70x = 283,168,267.36
  5. Step 5: Solve for x
    x = 283,168,267.36/18,592.70
  6. Step 6: Final answer
    x = 15,230.08

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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.