Home / 104,453.10-156,679.65-100,370.70

Finding the Fourth Proportional to 104,453.10, 156,679.65 and 100,370.70

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Solution

The fourth proportional to 104,453.10, 156,679.65 and 100,370.70 is: 150,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,453.10 : 156,679.65 = 100,370.70 : x
  2. Step 2: Convert to fraction form
    104,453.10/156,679.65 = 100,370.70/x
  3. Step 3: Cross multiply
    104,453.10x = 156,679.65 × 100,370.70
  4. Step 4: Simplify right side
    104,453.10x = 15,726,046,146.26
  5. Step 5: Solve for x
    x = 15,726,046,146.26/104,453.10
  6. Step 6: Final answer
    x = 150,556.05

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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.