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Finding the Fourth Proportional to 111,640.98, 167,461.47 and 41,501.46

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Solution

The fourth proportional to 111,640.98, 167,461.47 and 41,501.46 is: 62,252.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,640.98 : 167,461.47 = 41,501.46 : x
  2. Step 2: Convert to fraction form
    111,640.98/167,461.47 = 41,501.46/x
  3. Step 3: Cross multiply
    111,640.98x = 167,461.47 × 41,501.46
  4. Step 4: Simplify right side
    111,640.98x = 6,949,895,498.75
  5. Step 5: Solve for x
    x = 6,949,895,498.75/111,640.98
  6. Step 6: Final answer
    x = 62,252.19

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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.