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Finding the Fourth Proportional to 111,384.59, 167,101.49 and 55,255.23

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Solution

The fourth proportional to 111,384.59, 167,101.49 and 55,255.23 is: 82,895.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,384.59 : 167,101.49 = 55,255.23 : x
  2. Step 2: Convert to fraction form
    111,384.59/167,101.49 = 55,255.23/x
  3. Step 3: Cross multiply
    111,384.59x = 167,101.49 × 55,255.23
  4. Step 4: Simplify right side
    111,384.59x = 9,233,231,263.29
  5. Step 5: Solve for x
    x = 9,233,231,263.29/111,384.59
  6. Step 6: Final answer
    x = 82,895.05

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.