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Finding the Fourth Proportional to 17,174.40, 25,754.40 and 5,484.48

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Solution

The fourth proportional to 17,174.40, 25,754.40 and 5,484.48 is: 8,224.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,174.40 : 25,754.40 = 5,484.48 : x
  2. Step 2: Convert to fraction form
    17,174.40/25,754.40 = 5,484.48/x
  3. Step 3: Cross multiply
    17,174.40x = 25,754.40 × 5,484.48
  4. Step 4: Simplify right side
    17,174.40x = 141,249,491.71
  5. Step 5: Solve for x
    x = 141,249,491.71/17,174.40
  6. Step 6: Final answer
    x = 8,224.42

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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.