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Finding the Fourth Proportional to 8,110.81, 11,193.90 and 4,573.95

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Solution

The fourth proportional to 8,110.81, 11,193.90 and 4,573.95 is: 6,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.81 : 11,193.90 = 4,573.95 : x
  2. Step 2: Convert to fraction form
    8,110.81/11,193.90 = 4,573.95/x
  3. Step 3: Cross multiply
    8,110.81x = 11,193.90 × 4,573.95
  4. Step 4: Simplify right side
    8,110.81x = 51,200,338.91
  5. Step 5: Solve for x
    x = 51,200,338.91/8,110.81
  6. Step 6: Final answer
    x = 6,312.60

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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.