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Finding the Fourth Proportional to 93,998.58, 140,997.52 and 22,920.40

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Solution

The fourth proportional to 93,998.58, 140,997.52 and 22,920.40 is: 34,380.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,998.58 : 140,997.52 = 22,920.40 : x
  2. Step 2: Convert to fraction form
    93,998.58/140,997.52 = 22,920.40/x
  3. Step 3: Cross multiply
    93,998.58x = 140,997.52 × 22,920.40
  4. Step 4: Simplify right side
    93,998.58x = 3,231,719,557.41
  5. Step 5: Solve for x
    x = 3,231,719,557.41/93,998.58
  6. Step 6: Final answer
    x = 34,380.51

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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.