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Finding the Fourth Proportional to 111,406.91, 167,058.53 and 41,267.39

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Solution

The fourth proportional to 111,406.91, 167,058.53 and 41,267.39 is: 61,881.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,406.91 : 167,058.53 = 41,267.39 : x
  2. Step 2: Convert to fraction form
    111,406.91/167,058.53 = 41,267.39/x
  3. Step 3: Cross multiply
    111,406.91x = 167,058.53 × 41,267.39
  4. Step 4: Simplify right side
    111,406.91x = 6,894,069,304.00
  5. Step 5: Solve for x
    x = 6,894,069,304.00/111,406.91
  6. Step 6: Final answer
    x = 61,881.88

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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.