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Finding the Fourth Proportional to 11,750.52, 17,606.88 and 8,040.18

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Solution

The fourth proportional to 11,750.52, 17,606.88 and 8,040.18 is: 12,047.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,750.52 : 17,606.88 = 8,040.18 : x
  2. Step 2: Convert to fraction form
    11,750.52/17,606.88 = 8,040.18/x
  3. Step 3: Cross multiply
    11,750.52x = 17,606.88 × 8,040.18
  4. Step 4: Simplify right side
    11,750.52x = 141,562,484.44
  5. Step 5: Solve for x
    x = 141,562,484.44/11,750.52
  6. Step 6: Final answer
    x = 12,047.34

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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.