Home / 104,450.10-156,675.15-100,367.70

Finding the Fourth Proportional to 104,450.10, 156,675.15 and 100,367.70

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Solution

The fourth proportional to 104,450.10, 156,675.15 and 100,367.70 is: 150,551.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,450.10 : 156,675.15 = 100,367.70 : x
  2. Step 2: Convert to fraction form
    104,450.10/156,675.15 = 100,367.70/x
  3. Step 3: Cross multiply
    104,450.10x = 156,675.15 × 100,367.70
  4. Step 4: Simplify right side
    104,450.10x = 15,725,124,452.66
  5. Step 5: Solve for x
    x = 15,725,124,452.66/104,450.10
  6. Step 6: Final answer
    x = 150,551.55

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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.