Home / 52,167.33-78,216.33-18,883.02

Finding the Fourth Proportional to 52,167.33, 78,216.33 and 18,883.02

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Solution

The fourth proportional to 52,167.33, 78,216.33 and 18,883.02 is: 28,311.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,167.33 : 78,216.33 = 18,883.02 : x
  2. Step 2: Convert to fraction form
    52,167.33/78,216.33 = 18,883.02/x
  3. Step 3: Cross multiply
    52,167.33x = 78,216.33 × 18,883.02
  4. Step 4: Simplify right side
    52,167.33x = 1,476,960,523.72
  5. Step 5: Solve for x
    x = 1,476,960,523.72/52,167.33
  6. Step 6: Final answer
    x = 28,311.98

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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.