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Finding the Fourth Proportional to 11,250.54, 16,875.81 and 5,008.95

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Solution

The fourth proportional to 11,250.54, 16,875.81 and 5,008.95 is: 7,513.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250.54 : 16,875.81 = 5,008.95 : x
  2. Step 2: Convert to fraction form
    11,250.54/16,875.81 = 5,008.95/x
  3. Step 3: Cross multiply
    11,250.54x = 16,875.81 × 5,008.95
  4. Step 4: Simplify right side
    11,250.54x = 84,530,088.50
  5. Step 5: Solve for x
    x = 84,530,088.50/11,250.54
  6. Step 6: Final answer
    x = 7,513.43

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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.