Home / 52,171.24-78,266.60-17,120.92

Finding the Fourth Proportional to 52,171.24, 78,266.60 and 17,120.92

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Solution

The fourth proportional to 52,171.24, 78,266.60 and 17,120.92 is: 25,684.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,171.24 : 78,266.60 = 17,120.92 : x
  2. Step 2: Convert to fraction form
    52,171.24/78,266.60 = 17,120.92/x
  3. Step 3: Cross multiply
    52,171.24x = 78,266.60 × 17,120.92
  4. Step 4: Simplify right side
    52,171.24x = 1,339,996,197.27
  5. Step 5: Solve for x
    x = 1,339,996,197.27/52,171.24
  6. Step 6: Final answer
    x = 25,684.58

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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.