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Finding the Fourth Proportional to 111,516.48, 167,289.48 and 58,928.04

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Solution

The fourth proportional to 111,516.48, 167,289.48 and 58,928.04 is: 88,399.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,516.48 : 167,289.48 = 58,928.04 : x
  2. Step 2: Convert to fraction form
    111,516.48/167,289.48 = 58,928.04/x
  3. Step 3: Cross multiply
    111,516.48x = 167,289.48 × 58,928.04
  4. Step 4: Simplify right side
    111,516.48x = 9,858,041,169.02
  5. Step 5: Solve for x
    x = 9,858,041,169.02/111,516.48
  6. Step 6: Final answer
    x = 88,399.86

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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.