Home / 271,913.70-407,928.90-114,051.18

Finding the Fourth Proportional to 271,913.70, 407,928.90 and 114,051.18

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Solution

The fourth proportional to 271,913.70, 407,928.90 and 114,051.18 is: 171,101.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,913.70 : 407,928.90 = 114,051.18 : x
  2. Step 2: Convert to fraction form
    271,913.70/407,928.90 = 114,051.18/x
  3. Step 3: Cross multiply
    271,913.70x = 407,928.90 × 114,051.18
  4. Step 4: Simplify right side
    271,913.70x = 46,524,772,401.10
  5. Step 5: Solve for x
    x = 46,524,772,401.10/271,913.70
  6. Step 6: Final answer
    x = 171,101.24

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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.