Home / 104,008.76-155,989.04-29,134.19

Finding the Fourth Proportional to 104,008.76, 155,989.04 and 29,134.19

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Solution

The fourth proportional to 104,008.76, 155,989.04 and 29,134.19 is: 43,694.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,008.76 : 155,989.04 = 29,134.19 : x
  2. Step 2: Convert to fraction form
    104,008.76/155,989.04 = 29,134.19/x
  3. Step 3: Cross multiply
    104,008.76x = 155,989.04 × 29,134.19
  4. Step 4: Simplify right side
    104,008.76x = 4,544,613,403.66
  5. Step 5: Solve for x
    x = 4,544,613,403.66/104,008.76
  6. Step 6: Final answer
    x = 43,694.53

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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.