Home / 96,216.20-144,324.30-92,279.60

Finding the Fourth Proportional to 96,216.20, 144,324.30 and 92,279.60

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Solution

The fourth proportional to 96,216.20, 144,324.30 and 92,279.60 is: 138,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,216.20 : 144,324.30 = 92,279.60 : x
  2. Step 2: Convert to fraction form
    96,216.20/144,324.30 = 92,279.60/x
  3. Step 3: Cross multiply
    96,216.20x = 144,324.30 × 92,279.60
  4. Step 4: Simplify right side
    96,216.20x = 13,318,188,674.28
  5. Step 5: Solve for x
    x = 13,318,188,674.28/96,216.20
  6. Step 6: Final answer
    x = 138,419.40

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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.