Home / 51,223.08-76,781.92-37,147.96

Finding the Fourth Proportional to 51,223.08, 76,781.92 and 37,147.96

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Solution

The fourth proportional to 51,223.08, 76,781.92 and 37,147.96 is: 55,683.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,223.08 : 76,781.92 = 37,147.96 : x
  2. Step 2: Convert to fraction form
    51,223.08/76,781.92 = 37,147.96/x
  3. Step 3: Cross multiply
    51,223.08x = 76,781.92 × 37,147.96
  4. Step 4: Simplify right side
    51,223.08x = 2,852,291,692.88
  5. Step 5: Solve for x
    x = 2,852,291,692.88/51,223.08
  6. Step 6: Final answer
    x = 55,683.72

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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.