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Finding the Fourth Proportional to 111,323.43, 166,950.45 and 36,426.88

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Solution

The fourth proportional to 111,323.43, 166,950.45 and 36,426.88 is: 54,628.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,323.43 : 166,950.45 = 36,426.88 : x
  2. Step 2: Convert to fraction form
    111,323.43/166,950.45 = 36,426.88/x
  3. Step 3: Cross multiply
    111,323.43x = 166,950.45 × 36,426.88
  4. Step 4: Simplify right side
    111,323.43x = 6,081,483,666.14
  5. Step 5: Solve for x
    x = 6,081,483,666.14/111,323.43
  6. Step 6: Final answer
    x = 54,628.97

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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.