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Finding the Fourth Proportional to 84,612.52, 116,727.78 and 48,793.96

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Solution

The fourth proportional to 84,612.52, 116,727.78 and 48,793.96 is: 67,314.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,612.52 : 116,727.78 = 48,793.96 : x
  2. Step 2: Convert to fraction form
    84,612.52/116,727.78 = 48,793.96/x
  3. Step 3: Cross multiply
    84,612.52x = 116,727.78 × 48,793.96
  4. Step 4: Simplify right side
    84,612.52x = 5,695,610,628.21
  5. Step 5: Solve for x
    x = 5,695,610,628.21/84,612.52
  6. Step 6: Final answer
    x = 67,314.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.