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Finding the Fourth Proportional to 93,641.64, 140,441.52 and 27,066.96

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Solution

The fourth proportional to 93,641.64, 140,441.52 and 27,066.96 is: 40,594.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,641.64 : 140,441.52 = 27,066.96 : x
  2. Step 2: Convert to fraction form
    93,641.64/140,441.52 = 27,066.96/x
  3. Step 3: Cross multiply
    93,641.64x = 140,441.52 × 27,066.96
  4. Step 4: Simplify right side
    93,641.64x = 3,801,325,004.18
  5. Step 5: Solve for x
    x = 3,801,325,004.18/93,641.64
  6. Step 6: Final answer
    x = 40,594.39

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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.