Home / 104,327.64-156,493.08-25,443.36

Finding the Fourth Proportional to 104,327.64, 156,493.08 and 25,443.36

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Solution

The fourth proportional to 104,327.64, 156,493.08 and 25,443.36 is: 38,165.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,327.64 : 156,493.08 = 25,443.36 : x
  2. Step 2: Convert to fraction form
    104,327.64/156,493.08 = 25,443.36/x
  3. Step 3: Cross multiply
    104,327.64x = 156,493.08 × 25,443.36
  4. Step 4: Simplify right side
    104,327.64x = 3,981,709,771.95
  5. Step 5: Solve for x
    x = 3,981,709,771.95/104,327.64
  6. Step 6: Final answer
    x = 38,165.44

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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.