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Finding the Fourth Proportional to 54,693.60, 82,052.01 and 17,264.49

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Solution

The fourth proportional to 54,693.60, 82,052.01 and 17,264.49 is: 25,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,693.60 : 82,052.01 = 17,264.49 : x
  2. Step 2: Convert to fraction form
    54,693.60/82,052.01 = 17,264.49/x
  3. Step 3: Cross multiply
    54,693.60x = 82,052.01 × 17,264.49
  4. Step 4: Simplify right side
    54,693.60x = 1,416,586,106.12
  5. Step 5: Solve for x
    x = 1,416,586,106.12/54,693.60
  6. Step 6: Final answer
    x = 25,900.40

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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.