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Finding the Fourth Proportional to 111,476.76, 167,232.53 and 36,579.86

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Solution

The fourth proportional to 111,476.76, 167,232.53 and 36,579.86 is: 54,875.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,476.76 : 167,232.53 = 36,579.86 : x
  2. Step 2: Convert to fraction form
    111,476.76/167,232.53 = 36,579.86/x
  3. Step 3: Cross multiply
    111,476.76x = 167,232.53 × 36,579.86
  4. Step 4: Simplify right side
    111,476.76x = 6,117,341,698.68
  5. Step 5: Solve for x
    x = 6,117,341,698.68/111,476.76
  6. Step 6: Final answer
    x = 54,875.49

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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.