Home / 195,174.04-269,309.56-113,520.36

Finding the Fourth Proportional to 195,174.04, 269,309.56 and 113,520.36

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Solution

The fourth proportional to 195,174.04, 269,309.56 and 113,520.36 is: 156,640.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,174.04 : 269,309.56 = 113,520.36 : x
  2. Step 2: Convert to fraction form
    195,174.04/269,309.56 = 113,520.36/x
  3. Step 3: Cross multiply
    195,174.04x = 269,309.56 × 113,520.36
  4. Step 4: Simplify right side
    195,174.04x = 30,572,118,202.64
  5. Step 5: Solve for x
    x = 30,572,118,202.64/195,174.04
  6. Step 6: Final answer
    x = 156,640.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.