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Finding the Fourth Proportional to 111,930.66, 167,895.99 and 37,030.69

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Solution

The fourth proportional to 111,930.66, 167,895.99 and 37,030.69 is: 55,546.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,930.66 : 167,895.99 = 37,030.69 : x
  2. Step 2: Convert to fraction form
    111,930.66/167,895.99 = 37,030.69/x
  3. Step 3: Cross multiply
    111,930.66x = 167,895.99 × 37,030.69
  4. Step 4: Simplify right side
    111,930.66x = 6,217,305,040.01
  5. Step 5: Solve for x
    x = 6,217,305,040.01/111,930.66
  6. Step 6: Final answer
    x = 55,546.04

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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.