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Finding the Fourth Proportional to 168,262.92, 232,200.54 and 91,782.72

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Solution

The fourth proportional to 168,262.92, 232,200.54 and 91,782.72 is: 126,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,262.92 : 232,200.54 = 91,782.72 : x
  2. Step 2: Convert to fraction form
    168,262.92/232,200.54 = 91,782.72/x
  3. Step 3: Cross multiply
    168,262.92x = 232,200.54 × 91,782.72
  4. Step 4: Simplify right side
    168,262.92x = 21,311,997,146.67
  5. Step 5: Solve for x
    x = 21,311,997,146.67/168,262.92
  6. Step 6: Final answer
    x = 126,658.90

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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.