Home / 229,183.38-316,268.30-127,202.87

Finding the Fourth Proportional to 229,183.38, 316,268.30 and 127,202.87

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Solution

The fourth proportional to 229,183.38, 316,268.30 and 127,202.87 is: 175,537.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,183.38 : 316,268.30 = 127,202.87 : x
  2. Step 2: Convert to fraction form
    229,183.38/316,268.30 = 127,202.87/x
  3. Step 3: Cross multiply
    229,183.38x = 316,268.30 × 127,202.87
  4. Step 4: Simplify right side
    229,183.38x = 40,230,233,232.67
  5. Step 5: Solve for x
    x = 40,230,233,232.67/229,183.38
  6. Step 6: Final answer
    x = 175,537.31

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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.