Home / 104,138.55-156,175.53-37,570.03

Finding the Fourth Proportional to 104,138.55, 156,175.53 and 37,570.03

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Solution

The fourth proportional to 104,138.55, 156,175.53 and 37,570.03 is: 56,343.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,138.55 : 156,175.53 = 37,570.03 : x
  2. Step 2: Convert to fraction form
    104,138.55/156,175.53 = 37,570.03/x
  3. Step 3: Cross multiply
    104,138.55x = 156,175.53 × 37,570.03
  4. Step 4: Simplify right side
    104,138.55x = 5,867,519,347.37
  5. Step 5: Solve for x
    x = 5,867,519,347.37/104,138.55
  6. Step 6: Final answer
    x = 56,343.39

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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.