Home / 104,289.10-143,910.09-58,960.79

Finding the Fourth Proportional to 104,289.10, 143,910.09 and 58,960.79

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Solution

The fourth proportional to 104,289.10, 143,910.09 and 58,960.79 is: 81,360.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,289.10 : 143,910.09 = 58,960.79 : x
  2. Step 2: Convert to fraction form
    104,289.10/143,910.09 = 58,960.79/x
  3. Step 3: Cross multiply
    104,289.10x = 143,910.09 × 58,960.79
  4. Step 4: Simplify right side
    104,289.10x = 8,485,052,595.37
  5. Step 5: Solve for x
    x = 8,485,052,595.37/104,289.10
  6. Step 6: Final answer
    x = 81,360.88

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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.