Home / 104,138.75-156,170.45-37,561.01

Finding the Fourth Proportional to 104,138.75, 156,170.45 and 37,561.01

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Solution

The fourth proportional to 104,138.75, 156,170.45 and 37,561.01 is: 56,327.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,138.75 : 156,170.45 = 37,561.01 : x
  2. Step 2: Convert to fraction form
    104,138.75/156,170.45 = 37,561.01/x
  3. Step 3: Cross multiply
    104,138.75x = 156,170.45 × 37,561.01
  4. Step 4: Simplify right side
    104,138.75x = 5,865,919,147.20
  5. Step 5: Solve for x
    x = 5,865,919,147.20/104,138.75
  6. Step 6: Final answer
    x = 56,327.92

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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.