Home / 104,960.55-144,844.38-57,212.85

Finding the Fourth Proportional to 104,960.55, 144,844.38 and 57,212.85

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Solution

The fourth proportional to 104,960.55, 144,844.38 and 57,212.85 is: 78,953.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,960.55 : 144,844.38 = 57,212.85 : x
  2. Step 2: Convert to fraction form
    104,960.55/144,844.38 = 57,212.85/x
  3. Step 3: Cross multiply
    104,960.55x = 144,844.38 × 57,212.85
  4. Step 4: Simplify right side
    104,960.55x = 8,286,959,786.28
  5. Step 5: Solve for x
    x = 8,286,959,786.28/104,960.55
  6. Step 6: Final answer
    x = 78,953.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.