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Finding the Fourth Proportional to 93,680.30, 140,566.59 and 43,763.92

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Solution

The fourth proportional to 93,680.30, 140,566.59 and 43,763.92 is: 65,667.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,680.30 : 140,566.59 = 43,763.92 : x
  2. Step 2: Convert to fraction form
    93,680.30/140,566.59 = 43,763.92/x
  3. Step 3: Cross multiply
    93,680.30x = 140,566.59 × 43,763.92
  4. Step 4: Simplify right side
    93,680.30x = 6,151,744,648.02
  5. Step 5: Solve for x
    x = 6,151,744,648.02/93,680.30
  6. Step 6: Final answer
    x = 65,667.43

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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.