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Finding the Fourth Proportional to 54,953.60, 82,425.60 and 18,017.60

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Solution

The fourth proportional to 54,953.60, 82,425.60 and 18,017.60 is: 27,024.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,953.60 : 82,425.60 = 18,017.60 : x
  2. Step 2: Convert to fraction form
    54,953.60/82,425.60 = 18,017.60/x
  3. Step 3: Cross multiply
    54,953.60x = 82,425.60 × 18,017.60
  4. Step 4: Simplify right side
    54,953.60x = 1,485,111,490.56
  5. Step 5: Solve for x
    x = 1,485,111,490.56/54,953.60
  6. Step 6: Final answer
    x = 27,024.83

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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.