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Finding the Fourth Proportional to 54,951.30, 82,426.95 and 35,268.30

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Solution

The fourth proportional to 54,951.30, 82,426.95 and 35,268.30 is: 52,902.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,951.30 : 82,426.95 = 35,268.30 : x
  2. Step 2: Convert to fraction form
    54,951.30/82,426.95 = 35,268.30/x
  3. Step 3: Cross multiply
    54,951.30x = 82,426.95 × 35,268.30
  4. Step 4: Simplify right side
    54,951.30x = 2,907,058,400.69
  5. Step 5: Solve for x
    x = 2,907,058,400.69/54,951.30
  6. Step 6: Final answer
    x = 52,902.45

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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.