Home / 104,378.54-144,027.07-58,435.80

Finding the Fourth Proportional to 104,378.54, 144,027.07 and 58,435.80

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Solution

The fourth proportional to 104,378.54, 144,027.07 and 58,435.80 is: 80,632.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,378.54 : 144,027.07 = 58,435.80 : x
  2. Step 2: Convert to fraction form
    104,378.54/144,027.07 = 58,435.80/x
  3. Step 3: Cross multiply
    104,378.54x = 144,027.07 × 58,435.80
  4. Step 4: Simplify right side
    104,378.54x = 8,416,337,057.11
  5. Step 5: Solve for x
    x = 8,416,337,057.11/104,378.54
  6. Step 6: Final answer
    x = 80,632.83

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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.