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Finding the Fourth Proportional to 111,622.06, 167,456.15 and 36,746.71

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Solution

The fourth proportional to 111,622.06, 167,456.15 and 36,746.71 is: 55,127.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,622.06 : 167,456.15 = 36,746.71 : x
  2. Step 2: Convert to fraction form
    111,622.06/167,456.15 = 36,746.71/x
  3. Step 3: Cross multiply
    111,622.06x = 167,456.15 × 36,746.71
  4. Step 4: Simplify right side
    111,622.06x = 6,153,462,163.13
  5. Step 5: Solve for x
    x = 6,153,462,163.13/111,622.06
  6. Step 6: Final answer
    x = 55,127.65

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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.