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Finding the Fourth Proportional to 111,509.63, 167,175.24 and 58,174.84

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Solution

The fourth proportional to 111,509.63, 167,175.24 and 58,174.84 is: 87,215.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,509.63 : 167,175.24 = 58,174.84 : x
  2. Step 2: Convert to fraction form
    111,509.63/167,175.24 = 58,174.84/x
  3. Step 3: Cross multiply
    111,509.63x = 167,175.24 × 58,174.84
  4. Step 4: Simplify right side
    111,509.63x = 9,725,393,157.01
  5. Step 5: Solve for x
    x = 9,725,393,157.01/111,509.63
  6. Step 6: Final answer
    x = 87,215.73

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1.5x scale

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.