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Finding the Fourth Proportional to 54,666.40, 82,004.40 and 16,724.24

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Solution

The fourth proportional to 54,666.40, 82,004.40 and 16,724.24 is: 25,087.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,666.40 : 82,004.40 = 16,724.24 : x
  2. Step 2: Convert to fraction form
    54,666.40/82,004.40 = 16,724.24/x
  3. Step 3: Cross multiply
    54,666.40x = 82,004.40 × 16,724.24
  4. Step 4: Simplify right side
    54,666.40x = 1,371,461,266.66
  5. Step 5: Solve for x
    x = 1,371,461,266.66/54,666.40
  6. Step 6: Final answer
    x = 25,087.83

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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.