Home / 68,664.30-102,919.65-39,096.30

Finding the Fourth Proportional to 68,664.30, 102,919.65 and 39,096.30

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Solution

The fourth proportional to 68,664.30, 102,919.65 and 39,096.30 is: 58,600.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,664.30 : 102,919.65 = 39,096.30 : x
  2. Step 2: Convert to fraction form
    68,664.30/102,919.65 = 39,096.30/x
  3. Step 3: Cross multiply
    68,664.30x = 102,919.65 × 39,096.30
  4. Step 4: Simplify right side
    68,664.30x = 4,023,777,512.30
  5. Step 5: Solve for x
    x = 4,023,777,512.30/68,664.30
  6. Step 6: Final answer
    x = 58,600.72

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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.