Home / 271,629.15-407,445.76-103,104.04

Finding the Fourth Proportional to 271,629.15, 407,445.76 and 103,104.04

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Solution

The fourth proportional to 271,629.15, 407,445.76 and 103,104.04 is: 154,656.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,629.15 : 407,445.76 = 103,104.04 : x
  2. Step 2: Convert to fraction form
    271,629.15/407,445.76 = 103,104.04/x
  3. Step 3: Cross multiply
    271,629.15x = 407,445.76 × 103,104.04
  4. Step 4: Simplify right side
    271,629.15x = 42,009,303,811.10
  5. Step 5: Solve for x
    x = 42,009,303,811.10/271,629.15
  6. Step 6: Final answer
    x = 154,656.83

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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.