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Finding the Fourth Proportional to 111,582.39, 167,384.22 and 36,703.17

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Solution

The fourth proportional to 111,582.39, 167,384.22 and 36,703.17 is: 55,058.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,582.39 : 167,384.22 = 36,703.17 : x
  2. Step 2: Convert to fraction form
    111,582.39/167,384.22 = 36,703.17/x
  3. Step 3: Cross multiply
    111,582.39x = 167,384.22 × 36,703.17
  4. Step 4: Simplify right side
    111,582.39x = 6,143,531,481.98
  5. Step 5: Solve for x
    x = 6,143,531,481.98/111,582.39
  6. Step 6: Final answer
    x = 55,058.25

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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.