Home / 271,790.16-407,845.56-103,452.12

Finding the Fourth Proportional to 271,790.16, 407,845.56 and 103,452.12

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Solution

The fourth proportional to 271,790.16, 407,845.56 and 103,452.12 is: 155,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,790.16 : 407,845.56 = 103,452.12 : x
  2. Step 2: Convert to fraction form
    271,790.16/407,845.56 = 103,452.12/x
  3. Step 3: Cross multiply
    271,790.16x = 407,845.56 × 103,452.12
  4. Step 4: Simplify right side
    271,790.16x = 42,192,487,814.59
  5. Step 5: Solve for x
    x = 42,192,487,814.59/271,790.16
  6. Step 6: Final answer
    x = 155,239.20

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1.5x scale

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.