Home / 104,550.21-156,826.13-25,665.12

Finding the Fourth Proportional to 104,550.21, 156,826.13 and 25,665.12

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Solution

The fourth proportional to 104,550.21, 156,826.13 and 25,665.12 is: 38,497.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,550.21 : 156,826.13 = 25,665.12 : x
  2. Step 2: Convert to fraction form
    104,550.21/156,826.13 = 25,665.12/x
  3. Step 3: Cross multiply
    104,550.21x = 156,826.13 × 25,665.12
  4. Step 4: Simplify right side
    104,550.21x = 4,024,961,317.26
  5. Step 5: Solve for x
    x = 4,024,961,317.26/104,550.21
  6. Step 6: Final answer
    x = 38,497.88

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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.