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Finding the Fourth Proportional to 10,025.85, 15,011.02 and 7,553.32

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Solution

The fourth proportional to 10,025.85, 15,011.02 and 7,553.32 is: 11,309.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025.85 : 15,011.02 = 7,553.32 : x
  2. Step 2: Convert to fraction form
    10,025.85/15,011.02 = 7,553.32/x
  3. Step 3: Cross multiply
    10,025.85x = 15,011.02 × 7,553.32
  4. Step 4: Simplify right side
    10,025.85x = 113,383,037.59
  5. Step 5: Solve for x
    x = 113,383,037.59/10,025.85
  6. Step 6: Final answer
    x = 11,309.07

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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.