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Finding the Fourth Proportional to 111,886.57, 167,833.91 and 37,008.55

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Solution

The fourth proportional to 111,886.57, 167,833.91 and 37,008.55 is: 55,514.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,886.57 : 167,833.91 = 37,008.55 : x
  2. Step 2: Convert to fraction form
    111,886.57/167,833.91 = 37,008.55/x
  3. Step 3: Cross multiply
    111,886.57x = 167,833.91 × 37,008.55
  4. Step 4: Simplify right side
    111,886.57x = 6,211,289,649.93
  5. Step 5: Solve for x
    x = 6,211,289,649.93/111,886.57
  6. Step 6: Final answer
    x = 55,514.17

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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.