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Finding the Fourth Proportional to 111,349.64, 167,020.14 and 36,475.40

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Solution

The fourth proportional to 111,349.64, 167,020.14 and 36,475.40 is: 54,711.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,349.64 : 167,020.14 = 36,475.40 : x
  2. Step 2: Convert to fraction form
    111,349.64/167,020.14 = 36,475.40/x
  3. Step 3: Cross multiply
    111,349.64x = 167,020.14 × 36,475.40
  4. Step 4: Simplify right side
    111,349.64x = 6,092,126,414.56
  5. Step 5: Solve for x
    x = 6,092,126,414.56/111,349.64
  6. Step 6: Final answer
    x = 54,711.68

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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.