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Finding the Fourth Proportional to 54,752.55, 82,267.22 and 52,538.21

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Solution

The fourth proportional to 54,752.55, 82,267.22 and 52,538.21 is: 78,940.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,752.55 : 82,267.22 = 52,538.21 : x
  2. Step 2: Convert to fraction form
    54,752.55/82,267.22 = 52,538.21/x
  3. Step 3: Cross multiply
    54,752.55x = 82,267.22 × 52,538.21
  4. Step 4: Simplify right side
    54,752.55x = 4,322,172,480.48
  5. Step 5: Solve for x
    x = 4,322,172,480.48/54,752.55
  6. Step 6: Final answer
    x = 78,940.11

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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.