Home / 104,559.24-156,628.36-48,321.90

Finding the Fourth Proportional to 104,559.24, 156,628.36 and 48,321.90

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Solution

The fourth proportional to 104,559.24, 156,628.36 and 48,321.90 is: 72,385.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,559.24 : 156,628.36 = 48,321.90 : x
  2. Step 2: Convert to fraction form
    104,559.24/156,628.36 = 48,321.90/x
  3. Step 3: Cross multiply
    104,559.24x = 156,628.36 × 48,321.90
  4. Step 4: Simplify right side
    104,559.24x = 7,568,579,828.28
  5. Step 5: Solve for x
    x = 7,568,579,828.28/104,559.24
  6. Step 6: Final answer
    x = 72,385.57

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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.