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Finding the Fourth Proportional to 111,248.96, 166,806.14 and 43,700.13

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Solution

The fourth proportional to 111,248.96, 166,806.14 and 43,700.13 is: 65,523.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,248.96 : 166,806.14 = 43,700.13 : x
  2. Step 2: Convert to fraction form
    111,248.96/166,806.14 = 43,700.13/x
  3. Step 3: Cross multiply
    111,248.96x = 166,806.14 × 43,700.13
  4. Step 4: Simplify right side
    111,248.96x = 7,289,449,784.30
  5. Step 5: Solve for x
    x = 7,289,449,784.30/111,248.96
  6. Step 6: Final answer
    x = 65,523.76

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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.