Home / 96,418.20-144,627.30-68,424.60

Finding the Fourth Proportional to 96,418.20, 144,627.30 and 68,424.60

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Solution

The fourth proportional to 96,418.20, 144,627.30 and 68,424.60 is: 102,636.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,418.20 : 144,627.30 = 68,424.60 : x
  2. Step 2: Convert to fraction form
    96,418.20/144,627.30 = 68,424.60/x
  3. Step 3: Cross multiply
    96,418.20x = 144,627.30 × 68,424.60
  4. Step 4: Simplify right side
    96,418.20x = 9,896,065,151.58
  5. Step 5: Solve for x
    x = 9,896,065,151.58/96,418.20
  6. Step 6: Final answer
    x = 102,636.90

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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.