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Finding the Fourth Proportional to 54,700.43, 82,050.64 and 17,263.42

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Solution

The fourth proportional to 54,700.43, 82,050.64 and 17,263.42 is: 25,895.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,700.43 : 82,050.64 = 17,263.42 : x
  2. Step 2: Convert to fraction form
    54,700.43/82,050.64 = 17,263.42/x
  3. Step 3: Cross multiply
    54,700.43x = 82,050.64 × 17,263.42
  4. Step 4: Simplify right side
    54,700.43x = 1,416,474,411.30
  5. Step 5: Solve for x
    x = 1,416,474,411.30/54,700.43
  6. Step 6: Final answer
    x = 25,895.13

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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.