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Finding the Fourth Proportional to 111,362.40, 167,020.92 and 41,225.04

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Solution

The fourth proportional to 111,362.40, 167,020.92 and 41,225.04 is: 61,829.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,362.40 : 167,020.92 = 41,225.04 : x
  2. Step 2: Convert to fraction form
    111,362.40/167,020.92 = 41,225.04/x
  3. Step 3: Cross multiply
    111,362.40x = 167,020.92 × 41,225.04
  4. Step 4: Simplify right side
    111,362.40x = 6,885,444,107.84
  5. Step 5: Solve for x
    x = 6,885,444,107.84/111,362.40
  6. Step 6: Final answer
    x = 61,829.16

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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.