Home / 179,174.60-268,859.10-74,004.20

Finding the Fourth Proportional to 179,174.60, 268,859.10 and 74,004.20

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Solution

The fourth proportional to 179,174.60, 268,859.10 and 74,004.20 is: 111,046.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,174.60 : 268,859.10 = 74,004.20 : x
  2. Step 2: Convert to fraction form
    179,174.60/268,859.10 = 74,004.20/x
  3. Step 3: Cross multiply
    179,174.60x = 268,859.10 × 74,004.20
  4. Step 4: Simplify right side
    179,174.60x = 19,896,702,608.22
  5. Step 5: Solve for x
    x = 19,896,702,608.22/179,174.60
  6. Step 6: Final answer
    x = 111,046.45

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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.